| Nederlands | nld-000 | 
| zwaar | |
| аҧсуа бызшәа | abk-000 | ахьанҭа | 
| Achterhoeks | act-000 | zwoar | 
| sanna | acy-000 | θkil | 
| تونسي | aeb-000 | ثْقِيلْ | 
| Afrikaans | afr-000 | aanmerklik | 
| Afrikaans | afr-000 | arbeidsaam | 
| Afrikaans | afr-000 | bedroewend | 
| Afrikaans | afr-000 | behartigenswaardig | 
| Afrikaans | afr-000 | belangrik | 
| Afrikaans | afr-000 | erg | 
| Afrikaans | afr-000 | ernstig | 
| Afrikaans | afr-000 | moeilik | 
| Afrikaans | afr-000 | seer | 
| Afrikaans | afr-000 | sterk | 
| Afrikaans | afr-000 | swaar | 
| Aguaruna | agr-000 | kiʼhin | 
| агъул чӀал | agx-001 | къикъеф | 
| اللهجة الجنوبية | ajp-000 | تقيل | 
| akkadû | akk-000 | kabtu | 
| ашwалӀи мицӀи | akv-000 | гьокІорадабе | 
| Тлянуб-Цегоб | akv-001 | окІорадаб | 
| Qawasqar | alc-000 | paḳyel | 
| toskërishte | als-000 | fortë | 
| toskërishte | als-000 | fuqishëm | 
| toskërishte | als-000 | i ’rəndə | 
| toskërishte | als-000 | rëndë | 
| алтай тил | alt-000 | уур | 
| Ñomndaa | amu-000 | ja | 
| Englisce sprǣc | ang-000 | earfoþe | 
| Englisce sprǣc | ang-000 | hefig | 
| Englisce sprǣc | ang-000 | hefiġ | 
| Englisce sprǣc | ang-000 | hefiɣ | 
| Englisce sprǣc | ang-000 | rice | 
| Englisce sprǣc | ang-000 | sarlic | 
| Englisce sprǣc | ang-000 | strong | 
| Englisce sprǣc | ang-000 | swiþ | 
| Englisce sprǣc | ang-000 | swǣr | 
| къIaваннаб мицци | ani-000 | гьокІору | 
| Муни | ani-001 | гьокIору | 
| aršatten č’at | aqc-000 | iʁʷˤdut | 
| аршаттен чIат | aqc-001 | иІгъдут | 
| аршаттен чIат | aqc-001 | игъІвдут | 
| Angaité | aqt-000 | amopi | 
| العربية | arb-000 | ثقيل | 
| العربية | arb-000 | ثقِيل | 
| العربية | arb-000 | ثَقِيل | 
| العربية | arb-000 | شَاق | 
| العربية | arb-000 | صَعْب | 
| luenga aragonesa | arg-000 | fatigoso | 
| luenga aragonesa | arg-000 | pesato | 
| Mapudungun | arn-000 | fane | 
| Araona | aro-000 | a-bikʷe | 
| Toki Pona | art-007 | suli | 
| Na’vi | art-011 | kuʼup | 
| Na’vi | art-011 | ngäzìk | 
| Swadesh 207 | art-012 | 031 | 
| Romániço | art-013 | pesosa | 
| LWT Code | art-257 | 15.81 | 
| Lingwa de Planeta | art-287 | grave | 
| Sambahsa-mundialect | art-288 | gwaur | 
| المغربية | ary-000 | واعر | 
| مصري | arz-000 | تقيل | 
| asturianu | ast-000 | cansín | 
| asturianu | ast-000 | fatigosu | 
| asturianu | ast-000 | pesáu | 
| Waorani | auc-000 | te ẽbẽ | 
| авар мацӀ | ava-000 | бакІаб | 
| авар мацӀ | ava-000 | бакӏаб | 
| авар андалал | ava-001 | бакІаб | 
| авар антсух | ava-002 | бакІаб | 
| авар батлух | ava-003 | бакІа | 
| авар гид | ava-004 | бакІаб | 
| авар карах | ava-005 | бакІаб | 
| авар кусур | ava-006 | бакІаб | 
| авар закатали | ava-007 | бакІаб | 
| Old Avestan | ave-001 | gouru- | 
| Aymara | aym-000 | xatʰi | 
| Ayoreo | ayo-000 | ʼpeenu-a | 
| Ayoreo | ayo-000 | ʼpeenu-i | 
| aymar aru | ayr-000 | jathi | 
| azərbaycanca | azj-000 | ağır | 
| Азәрбајҹан дили | azj-001 | ағыр | 
| терекеме | azj-003 | агир | 
| Náhuat Zacapoaxtla | azz-000 | eti-k | 
| башҡорт теле | bak-000 | ауыр | 
| башҡорт теле | bak-000 | ҡыйын | 
| Будад мез | bdk-001 | гьеркІи | 
| беларуская | bel-000 | ва́жкі | 
| беларуская | bel-000 | важкі | 
| беларуская | bel-000 | цяжкі | 
| беларуская | bel-000 | цяжкі́ | 
| বাংলা | ben-000 | shramasadhya | 
| বাংলা | ben-000 | ভারী | 
| Nuxálk | blc-000 | c̷kʷ-∅ | 
| Proto-Bantu | bnt-000 | -ditɔ | 
| Lori | bnt-002 | bvə́r | 
| Buma | boh-000 | bɔdjir | 
| bosanski | bos-000 | težak | 
| Буйхaлъи мицIцIи | bph-000 | гьакІуба | 
| Буйхaлъи мицIцIи-Буйхaлъи | bph-001 | гьакІуба | 
| brezhoneg | bre-000 | a-bouez | 
| brezhoneg | bre-000 | lourd | 
| brezhoneg | bre-000 | poes | 
| brezhoneg | bre-000 | ponner | 
| brezhoneg | bre-000 | pouezant | 
| brezhoneg | bre-000 | pouezus | 
| brezhoneg | bre-000 | pounner | 
| brezhoneg | bre-000 | tuzum | 
| Baure | brg-000 | -ʼhi-no- | 
| Baure | brg-000 | kohino-kon | 
| Burushaski | bsk-000 | czolom | 
| български | bul-000 | мъчен | 
| български | bul-000 | мъчно | 
| български | bul-000 | недостъпен | 
| български | bul-000 | неудобен | 
| български | bul-000 | нисък | 
| български | bul-000 | обременителен | 
| български | bul-000 | стръмен | 
| български | bul-000 | те́жък | 
| български | bul-000 | тежък | 
| български | bul-000 | труден | 
| български | bul-000 | усилен | 
| bălgarski ezik | bul-001 | téžək | 
| Bangala | bxg-000 | kiló | 
| Bangala | bxg-000 | molito | 
| Bangala | bxg-000 | mulito | 
| Bangala | bxg-000 | muzíto | 
| Bangala | bxg-000 | tóni | 
| Буряад хэлэн | bxr-000 | хүндэ | 
| Nivaclé | cag-000 | kaklek | 
| Chácobo | cao-000 | iwi-sɨni | 
| Chácobo | cao-000 | iwɨ | 
| Chipaya | cap-000 | liksi | 
| Kaliʼna | car-000 | awosinpe | 
| Kaliʼna | car-000 | tamənɲato | 
| Chimané | cas-000 | hauhʼki | 
| català | cat-000 | adult | 
| català | cat-000 | ardu | 
| català | cat-000 | complicat | 
| català | cat-000 | dificil | 
| català | cat-000 | difícil | 
| català | cat-000 | difícilment | 
| català | cat-000 | diligent | 
| català | cat-000 | fatigós | 
| català | cat-000 | feixuc | 
| català | cat-000 | fort | 
| català | cat-000 | greu | 
| català | cat-000 | important | 
| català | cat-000 | onerós | 
| català | cat-000 | pesant | 
| català | cat-000 | pesat | 
| català | cat-000 | sever | 
| català | cat-000 | severa | 
| Cavineña | cav-000 | bikʷe-da | 
| Cayapa | cbi-000 | ʼadʸu | 
| Cashibo | cbr-000 | ʔiɨ | 
| Chamicuro | ccc-000 | pwawa | 
| Chamicuro | ccc-000 | yeewa | 
| binisayang Sinugboanon | ceb-000 | gub-at | 
| e saozneg | cel-000 | *trummo- | 
| čeština | ces-000 | krušný | 
| čeština | ces-000 | lopotný | 
| čeština | ces-000 | mocný | 
| čeština | ces-000 | namáhavý | 
| čeština | ces-000 | obtížný | 
| čeština | ces-000 | onerózní | 
| čeština | ces-000 | pracný | 
| čeština | ces-000 | téžký | 
| čeština | ces-000 | tíživý | 
| čeština | ces-000 | těžký | 
| čeština | ces-000 | úmorný | 
| Chamoru | cha-000 | chátsaga | 
| Chamoru | cha-000 | makkat | 
| Muisca | chb-000 | a-βihic̷̣-ɨn maɣe | 
| Muisca | chb-000 | afihizan mague | 
| нохчийн мотт | che-000 | деза | 
| нохчийн мотт-Аккхий | che-001 | дез | 
| нохчийн мотт-Аккхий | che-001 | ез | 
| Mari | chm-001 | ʼnele | 
| Mari | chm-001 | ʼyösö | 
| chahta anumpa | cho-000 | weki | 
| ᏣᎳᎩ ᎧᏬᏂᎯᏍᏗ | chr-000 | ᎦᎨᏛ | 
| ѩзыкъ словѣньскъ | chu-000 | тѧжъкъ | 
| ѩзыкъ словѣньскъ | chu-000 | тѧжькъ | 
| slověnĭskŭ językŭ | chu-001 | tęžĭkŭ | 
| чӑваш | chv-000 | йывăр | 
| Anishinaabemowin | ciw-000 | gozigwan | 
| чамалалдуб мичӏчӏ | cji-000 | бакІукІаб | 
| Шор тили | cjs-000 | аар | 
| Embera | cmi-000 | zɨʼgɨa | 
| 普通话 | cmn-000 | 严格 | 
| 普通话 | cmn-000 | 困难 | 
| 普通话 | cmn-000 | 沉 | 
| 普通话 | cmn-000 | 累心 | 
| 普通话 | cmn-000 | 艰巨 | 
| 普通话 | cmn-000 | 艰苦 | 
| 普通话 | cmn-000 | 辛 | 
| 普通话 | cmn-000 | 辛劳 | 
| 普通话 | cmn-000 | 辛苦 | 
| 普通话 | cmn-000 | 重 | 
| 普通话 | cmn-000 | 重的 | 
| 普通话 | cmn-000 | 难 | 
| 國語 | cmn-001 | 嚴格 | 
| 國語 | cmn-001 | 困難 | 
| 國語 | cmn-001 | 累心 | 
| 國語 | cmn-001 | 艱巨 | 
| 國語 | cmn-001 | 艱苦 | 
| 國語 | cmn-001 | 辛 | 
| 國語 | cmn-001 | 辛勞 | 
| 國語 | cmn-001 | 辛苦 | 
| 國語 | cmn-001 | 重 | 
| 國語 | cmn-001 | 重的 | 
| 國語 | cmn-001 | 難 | 
| Hànyǔ | cmn-003 | chen2 | 
| Hànyǔ | cmn-003 | jiān ju | 
| Hànyǔ | cmn-003 | lèi xin | 
| Hànyǔ | cmn-003 | xin | 
| Hànyǔ | cmn-003 | xīn lao | 
| Hànyǔ | cmn-003 | zhong4 | 
| Hànyǔ | cmn-003 | zhong4 de5 | 
| Kwikapa | coc-000 | nyix | 
| Colorado | cof-000 | haʼˀdõ | 
| Cofán | con-000 | c̷ʰaiʔa | 
| Cofán | con-000 | c̷ʰaiʔkʰo | 
| Kernowek | cor-000 | trwm | 
| Qırımtatar tili | crh-000 | avur | 
| Qırımtatar tili | crh-000 | ağır | 
| Qırımtatar tili | crh-000 | ağır avur | 
| Apsáalooke | cro-000 | dashtachí | 
| seselwa | crs-000 | lour | 
| Chorote | crt-000 | kyoxyetiʔ | 
| Chorote | crt-000 | kyoyetiʔ | 
| kaszëbsczi jãzëk | csb-000 | cãżczi | 
| Caṭgãia Buli | ctg-000 | bór | 
| Cha7³¹ tinyan³ | ctz-000 | tiʔĩ | 
| Mashco Piro | cuj-000 | hi-no-ľɨ | 
| Cheʼ Wong | cwg-000 | lbat | 
| Cheʼ Wong | cwg-000 | ɲũt | 
| Cayuvava | cyb-000 | pɨǰɨ | 
| Cymraeg | cym-000 | anodd | 
| Cymraeg | cym-000 | caled | 
| Cymraeg | cym-000 | trom | 
| Cymraeg | cym-000 | trwm | 
| Isáŋyáthi | dak-000 | tké | 
| dansk | dan-000 | dyb | 
| dansk | dan-000 | fast | 
| dansk | dan-000 | flittig | 
| dansk | dan-000 | grov | 
| dansk | dan-000 | hård | 
| dansk | dan-000 | kompakt | 
| dansk | dan-000 | myndig | 
| dansk | dan-000 | mørk | 
| dansk | dan-000 | smertelig | 
| dansk | dan-000 | stærk | 
| dansk | dan-000 | svær | 
| dansk | dan-000 | tung | 
| dansk | dan-000 | vanskelig | 
| dansk | dan-000 | vigtig | 
| дарган мез | dar-000 | дек1си | 
| дарган мез | dar-000 | декІси | 
| дарган мез | dar-000 | зугьал | 
| хайдакь | dar-001 | декІкай | 
| гӀугъбуган | dar-002 | бикІвзиб | 
| муира | dar-003 | сугьел | 
| ицIари | dar-004 | бекІвци | 
| Negerhollands | dcr-000 | swa | 
| цез мец | ddo-000 | рокъІив | 
| сагадин | ddo-003 | рокъІав | 
| Deutsch | deu-000 | anstrengend | 
| Deutsch | deu-000 | arbeitsam | 
| Deutsch | deu-000 | arg | 
| Deutsch | deu-000 | aufreibend | 
| Deutsch | deu-000 | bedeutend | 
| Deutsch | deu-000 | bedeutsam | 
| Deutsch | deu-000 | beflissen | 
| Deutsch | deu-000 | beschwerlich | 
| Deutsch | deu-000 | beträchtlich | 
| Deutsch | deu-000 | betrüblich | 
| Deutsch | deu-000 | deftig | 
| Deutsch | deu-000 | emsig | 
| Deutsch | deu-000 | erheblich | 
| Deutsch | deu-000 | ernst | 
| Deutsch | deu-000 | erschöpfend | 
| Deutsch | deu-000 | fleißig | 
| Deutsch | deu-000 | geflissentlich | 
| Deutsch | deu-000 | gerade so | 
| Deutsch | deu-000 | geschäftig | 
| Deutsch | deu-000 | gewaltig | 
| Deutsch | deu-000 | grell | 
| Deutsch | deu-000 | harsch | 
| Deutsch | deu-000 | hart | 
| Deutsch | deu-000 | herausfordernd | 
| Deutsch | deu-000 | herb | 
| Deutsch | deu-000 | kaum | 
| Deutsch | deu-000 | kräftig | 
| Deutsch | deu-000 | mächtig | 
| Deutsch | deu-000 | mühsam | 
| Deutsch | deu-000 | rau | 
| Deutsch | deu-000 | scharf | 
| Deutsch | deu-000 | schmerzhaft | 
| Deutsch | deu-000 | schmerzlich | 
| Deutsch | deu-000 | schrill | 
| Deutsch | deu-000 | schwer | 
| Deutsch | deu-000 | schwerlich | 
| Deutsch | deu-000 | schwierig | 
| Deutsch | deu-000 | sperrig | 
| Deutsch | deu-000 | stark | 
| Deutsch | deu-000 | steil | 
| Deutsch | deu-000 | strebsam | 
| Deutsch | deu-000 | streng | 
| Deutsch | deu-000 | tief | 
| Deutsch | deu-000 | umständlich | 
| Deutsch | deu-000 | unwirsch | 
| Deutsch | deu-000 | vermögend | 
| Deutsch | deu-000 | volljährig | 
| Deutsch | deu-000 | wichtig | 
| Kumiai | dih-000 | wenah | 
| Kumiai | dih-000 | wenih | 
| Dinga | diz-000 | bvur | 
| Dalmatian | dlm-000 | pesaint | 
| dolnoserbska reč | dsb-000 | dłymoki | 
| dolnoserbska reč | dsb-000 | śěžki | 
| Middle Egyptian | egy-003 | تقيل | 
| eesti | ekk-000 | raske | 
| eesti | ekk-000 | r̃aske | 
| ελληνικά | ell-000 | ακμαίος | 
| ελληνικά | ell-000 | βαρύς | 
| ελληνικά | ell-000 | δύσκολος | 
| ελληνικά | ell-000 | επίπονος | 
| ελληνικά | ell-000 | επαχθής | 
| ελληνικά | ell-000 | μοχθηρός | 
| ελληνικά | ell-000 | οχληρός | 
| ελληνικά | ell-000 | φορτικός | 
| Ellinika | ell-003 | va’ris | 
| Achaemenid Elamite | elx-000 | ab-ba-ra | 
| Alutiiq | ems-000 | artunartuq | 
| English | eng-000 | active | 
| English | eng-000 | adult | 
| English | eng-000 | appreciable | 
| English | eng-000 | arduous | 
| English | eng-000 | arduously | 
| English | eng-000 | assiduous | 
| English | eng-000 | austere | 
| English | eng-000 | backbreaking | 
| English | eng-000 | big | 
| English | eng-000 | bleak | 
| English | eng-000 | burdenous | 
| English | eng-000 | burdensome | 
| English | eng-000 | burly | 
| English | eng-000 | challenging | 
| English | eng-000 | considerable | 
| English | eng-000 | cumbersome | 
| English | eng-000 | deep | 
| English | eng-000 | demanding | 
| English | eng-000 | depressing | 
| English | eng-000 | difficult | 
| English | eng-000 | difficultly | 
| English | eng-000 | diligent | 
| English | eng-000 | dismal | 
| English | eng-000 | distressing | 
| English | eng-000 | exacting | 
| English | eng-000 | exhausting | 
| English | eng-000 | forceful | 
| English | eng-000 | formidable | 
| English | eng-000 | full-grown | 
| English | eng-000 | grave | 
| English | eng-000 | grevious | 
| English | eng-000 | grievous | 
| English | eng-000 | grievously | 
| English | eng-000 | grown-up | 
| English | eng-000 | gruelling | 
| English | eng-000 | hard | 
| English | eng-000 | hardly | 
| English | eng-000 | hardworking | 
| English | eng-000 | harsh | 
| English | eng-000 | heavily | 
| English | eng-000 | heavy | 
| English | eng-000 | hefty | 
| English | eng-000 | hurtful | 
| English | eng-000 | important | 
| English | eng-000 | inconvenient | 
| English | eng-000 | industrious | 
| English | eng-000 | key | 
| English | eng-000 | laborious | 
| English | eng-000 | labourious | 
| English | eng-000 | laboursome | 
| English | eng-000 | laden | 
| English | eng-000 | lumping | 
| English | eng-000 | major | 
| English | eng-000 | massive | 
| English | eng-000 | massively | 
| English | eng-000 | massy | 
| English | eng-000 | mellow | 
| English | eng-000 | mighty | 
| English | eng-000 | miserable | 
| English | eng-000 | not easily | 
| English | eng-000 | of age | 
| English | eng-000 | onerous | 
| English | eng-000 | onerously | 
| English | eng-000 | painful | 
| English | eng-000 | painfully | 
| English | eng-000 | painstaking | 
| English | eng-000 | ponderous | 
| English | eng-000 | potent | 
| English | eng-000 | powerful | 
| English | eng-000 | punishing | 
| English | eng-000 | real | 
| English | eng-000 | rugged | 
| English | eng-000 | sad | 
| English | eng-000 | saddening | 
| English | eng-000 | serious | 
| English | eng-000 | severe | 
| English | eng-000 | sharp | 
| English | eng-000 | significant | 
| English | eng-000 | sizable | 
| English | eng-000 | solid | 
| English | eng-000 | sore | 
| English | eng-000 | sorely | 
| English | eng-000 | stallwart | 
| English | eng-000 | stark | 
| English | eng-000 | stern | 
| English | eng-000 | stiff | 
| English | eng-000 | stodgy | 
| English | eng-000 | strenuous | 
| English | eng-000 | strict | 
| English | eng-000 | strong | 
| English | eng-000 | strongly | 
| English | eng-000 | substantial | 
| English | eng-000 | thick | 
| English | eng-000 | tireful | 
| English | eng-000 | tiring | 
| English | eng-000 | toilful | 
| English | eng-000 | toilsome | 
| English | eng-000 | tough | 
| English | eng-000 | troublesome | 
| English | eng-000 | vigorous | 
| English | eng-000 | wearisome | 
| English | eng-000 | weightily | 
| English | eng-000 | weighty | 
| English | eng-000 | with difficulty | 
| English | eng-000 | with effort | 
| Englisch | enm-000 | hevi | 
| Lengua | enx-000 | -yintiɬi | 
| Esperanto | epo-000 | aflikta | 
| Esperanto | epo-000 | basa | 
| Esperanto | epo-000 | diligenta | 
| Esperanto | epo-000 | dolora | 
| Esperanto | epo-000 | dolore | 
| Esperanto | epo-000 | ellaciga | 
| Esperanto | epo-000 | forta | 
| Esperanto | epo-000 | grava | 
| Esperanto | epo-000 | konsiderinda | 
| Esperanto | epo-000 | laborega | 
| Esperanto | epo-000 | laborema | 
| Esperanto | epo-000 | laboriga | 
| Esperanto | epo-000 | laborpostula | 
| Esperanto | epo-000 | malfacila | 
| Esperanto | epo-000 | malfacile | 
| Esperanto | epo-000 | malfacile digestebla | 
| Esperanto | epo-000 | malfacilege | 
| Esperanto | epo-000 | malmola | 
| Esperanto | epo-000 | malĝojiga | 
| Esperanto | epo-000 | maĵora | 
| Esperanto | epo-000 | pene | 
| Esperanto | epo-000 | peniga | 
| Esperanto | epo-000 | penige | 
| Esperanto | epo-000 | peza | 
| Esperanto | epo-000 | peze | 
| Esperanto | epo-000 | pezega | 
| Esperanto | epo-000 | plenaĝa | 
| Esperanto | epo-000 | potenca | 
| Esperanto | epo-000 | prema | 
| Esperanto | epo-000 | severa | 
| Esperanto | epo-000 | streĉanta | 
| Esperanto | epo-000 | streĉiga | 
| Esperanto | epo-000 | ĝenega | 
| Esperanto | epo-000 | ŝarĝega | 
| Esperanto | epo-000 | ŝvitiga | 
| Ese Ejja | ese-000 | -ɓikia | 
| Huarayo | ese-001 | kia-bikie | 
| Huarayo | ese-001 | kia-pexa | 
| euskara | eus-000 | astun | 
| euskara | eus-000 | gogor | 
| euskara | eus-000 | nekagarri | 
| euskara | eus-000 | nekez | 
| euskara | eus-000 | pisutsu | 
| 'eüṣkara | eus-002 | ’pʰesü | 
| føroyskt | fao-000 | arbeiðssamur | 
| føroyskt | fao-000 | av einlistum | 
| føroyskt | fao-000 | djúpur | 
| føroyskt | fao-000 | harður | 
| føroyskt | fao-000 | hugagóður | 
| føroyskt | fao-000 | ringur | 
| føroyskt | fao-000 | sterkur | 
| føroyskt | fao-000 | strangur | 
| føroyskt | fao-000 | strævin | 
| føroyskt | fao-000 | torførur | 
| føroyskt | fao-000 | tungur | 
| føroyskt | fao-000 | týdningarmikil | 
| føroyskt | fao-000 | virkin | 
| føroyskt | fao-000 | álvarsamur | 
| føroyskt | fao-000 | í dur | 
| føroyskt | fao-000 | íðin | 
| vosa Vakaviti | fij-000 | bībī | 
| suomi | fin-000 | ahkera | 
| suomi | fin-000 | ankara | 
| suomi | fin-000 | hankala | 
| suomi | fin-000 | hankalakäyttöinen | 
| suomi | fin-000 | hankalasti | 
| suomi | fin-000 | julma | 
| suomi | fin-000 | jyrkkä | 
| suomi | fin-000 | kipeä | 
| suomi | fin-000 | kivulias | 
| suomi | fin-000 | kova | 
| suomi | fin-000 | käsitellä | 
| suomi | fin-000 | kömpelö | 
| suomi | fin-000 | matala | 
| suomi | fin-000 | painava | 
| suomi | fin-000 | painawa | 
| suomi | fin-000 | raaka | 
| suomi | fin-000 | rankka | 
| suomi | fin-000 | rasittava | 
| suomi | fin-000 | raskas | 
| suomi | fin-000 | r̃askas | 
| suomi | fin-000 | tanakka | 
| suomi | fin-000 | tuhti | 
| suomi | fin-000 | tukeva | 
| suomi | fin-000 | tuskallinen | 
| suomi | fin-000 | tyly | 
| suomi | fin-000 | työläs | 
| suomi | fin-000 | tärkeä | 
| suomi | fin-000 | täyttävä | 
| suomi | fin-000 | uuvuttava | 
| suomi | fin-000 | vaativa | 
| suomi | fin-000 | vahva | 
| suomi | fin-000 | vaikea | 
| suomi | fin-000 | vaivalloinen | 
| suomi | fin-000 | voimakas | 
| français | fra-000 | accablant | 
| français | fra-000 | ardu | 
| français | fra-000 | astreignant | 
| français | fra-000 | austère | 
| français | fra-000 | chargé | 
| français | fra-000 | chargée | 
| français | fra-000 | considérable | 
| français | fra-000 | difficile | 
| français | fra-000 | difficilement | 
| français | fra-000 | douloureux | 
| français | fra-000 | dur | 
| français | fra-000 | dure | 
| français | fra-000 | encombrant | 
| français | fra-000 | fort | 
| français | fra-000 | grave | 
| français | fra-000 | important | 
| français | fra-000 | incompréhensible | 
| français | fra-000 | laborieux | 
| français | fra-000 | lourd | 
| français | fra-000 | lourde | 
| français | fra-000 | lourdement | 
| français | fra-000 | majeur | 
| français | fra-000 | onéreux | 
| français | fra-000 | oppressant | 
| français | fra-000 | penible | 
| français | fra-000 | pesant | 
| français | fra-000 | plein | 
| français | fra-000 | pleine | 
| français | fra-000 | pondéreux | 
| français | fra-000 | puissant | 
| français | fra-000 | pénible | 
| français | fra-000 | péniblement | 
| français | fra-000 | suant | 
| français | fra-000 | sévère | 
| français | fra-000 | écrasant | 
| Frysk | fry-000 | aardich | 
| Frysk | fry-000 | aardig | 
| Frysk | fry-000 | danich | 
| Frysk | fry-000 | grut | 
| Frysk | fry-000 | hurd | 
| Frysk | fry-000 | krigel | 
| Frysk | fry-000 | krêftich | 
| Frysk | fry-000 | pynlik | 
| Frysk | fry-000 | sterk | 
| Frysk | fry-000 | string | 
| Frysk | fry-000 | swier | 
| Frysk | fry-000 | warber | 
| Pulaar | fuh-000 | teddugol | 
| lenghe furlane | fur-000 | aardich | 
| lenghe furlane | fur-000 | aardig | 
| lenghe furlane | fur-000 | danich | 
| lenghe furlane | fur-000 | grivi | 
| lenghe furlane | fur-000 | grut | 
| lenghe furlane | fur-000 | hurd | 
| lenghe furlane | fur-000 | pesant | 
| lenghe furlane | fur-000 | string | 
| gagauz dili | gag-000 | aar | 
| 贛語 | gan-000 | 重 | 
| kréyol | gcf-000 | lou | 
| гъибдилIи мицци | gdo-001 | гьакӀуба | 
| ግዕዝ | gez-000 | ከቡድ | 
| Ghulfan | ghl-000 | ʈílur | 
| гьинузас мец | gin-001 | рокъкъу | 
| Gàidhlig | gla-000 | cruaidh | 
| Gàidhlig | gla-000 | doirbh | 
| Gàidhlig | gla-000 | duilich | 
| Gàidhlig | gla-000 | làidir | 
| Gàidhlig | gla-000 | trom | 
| Gàidhlig | gla-000 | trome | 
| Gaeilge | gle-000 | domhain | 
| Gaeilge | gle-000 | trom | 
| Gaeilge | gle-000 | tromchúiseach | 
| galego | glg-000 | pesado | 
| diutsch | gmh-000 | swære | 
| diutisk | goh-000 | drāti | 
| diutisk | goh-000 | hanteg | 
| diutisk | goh-000 | hevīg | 
| diutisk | goh-000 | kreftīg | 
| diutisk | goh-000 | swar | 
| diutisk | goh-000 | swâri | 
| diutisk | goh-000 | swār | 
| diutisk | goh-000 | swār-līhho | 
| diutisk | goh-000 | tapfar | 
| diutisk | goh-000 | ubil | 
| Gutiska razda | got-002 | aglus | 
| Gutiska razda | got-002 | kaurus | 
| ἑλληνικὴ γλῶττα | grc-000 | βαρύς | 
| ἑλληνικὴ γλῶττα | grc-000 | χαλεπός | 
| ἑλληνικὴ γλῶττα | grc-000 | ἀμείλικτος | 
| ἑλληνικὴ γλῶττα | grc-000 | ἐργώδης | 
| Hellēnikḗ | grc-001 | ba’rus | 
| wayuunaiki | guc-000 | hawatɨ-sɨ | 
| Gurindji | gue-000 | ngarturr | 
| avañeʼẽ | gug-000 | pohýi | 
| avañeʼẽ | gug-000 | poʼhɨi | 
| Chiriguano | gui-000 | poɨ | 
| Aché | guq-000 | puɨʔɨ | 
| Gawwada—Dalpena | gwd-000 | reʕiša | 
| Hagfa Pinyim | hak-002 | heu55 | 
| kreyòl ayisyen | hat-000 | difisil | 
| kreyòl ayisyen | hat-000 | lou | 
| Hausa | hau-000 | mai nauyi | 
| Hausa | hau-000 | mài náuyíi | 
| Hausa | hau-000 | nauyi | 
| ʻōlelo Hawaiʻi | haw-000 | kaumaha | 
| ʻōlelo Hawaiʻi | haw-000 | koʔi-koʔi | 
| עברית מקראית | hbo-000 | כבד | 
| עברית מקראית | hbo-000 | עַז | 
| עברית מקראית | hbo-000 | עז | 
| עברית מקראית | hbo-000 | קשה | 
| Српскохрватски | hbs-000 | тежак | 
| Srpskohrvatski | hbs-001 | dubok | 
| Srpskohrvatski | hbs-001 | mukotrpan | 
| Srpskohrvatski | hbs-001 | težak | 
| X̲aat Kíl | hdn-000 | ḳʰináa | 
| עברית | heb-000 | כבד | 
| עִברִית | heb-003 | כָּבֵד | 
| हिन्दी | hin-000 | कठिन | 
| हिन्दी | hin-000 | भारा | 
| हिन्दी | hin-000 | भारी | 
| hiMxI | hin-004 | xuRkara | 
| nešili | hit-000 | dassu- | 
| nešili | hit-000 | nakki- | 
| nešili | hit-000 | suwārus | 
| nešili | hit-000 | tukk- | 
| 𒉈𒅆𒇷 | hit-001 | 𒈾𒀝𒆠𒅖 | 
| Hopilàvayi | hop-000 | putu | 
| hrvatski | hrv-000 | mukotrpan | 
| hrvatski | hrv-000 | tezak | 
| hrvatski | hrv-000 | težak | 
| hrvatski | hrv-000 | zakleti se | 
| hornjoserbšćina | hsb-000 | ćežki | 
| magyar | hun-000 | bonyolult | 
| magyar | hun-000 | döglesztõ | 
| magyar | hun-000 | erős | 
| magyar | hun-000 | fontos | 
| magyar | hun-000 | fáradságos | 
| magyar | hun-000 | fárasztó | 
| magyar | hun-000 | kemény | 
| magyar | hun-000 | kimerítő | 
| magyar | hun-000 | megerőltető | 
| magyar | hun-000 | nehéz | 
| magyar | hun-000 | szorgalmas | 
| magyar | hun-000 | súlyos | 
| magyar | hun-000 | terhes | 
| гьонкьос мыц | huz-001 | рокъу | 
| արևելահայերեն | hye-000 | աշխատատար | 
| արևելահայերեն | hye-000 | բարդ | 
| արևելահայերեն | hye-000 | դաժան | 
| արևելահայերեն | hye-000 | դժվար | 
| արևելահայերեն | hye-000 | դժվարակիր | 
| արևելահայերեն | hye-000 | խոր | 
| արևելահայերեն | hye-000 | ծանր | 
| արևելահայերեն | hye-000 | ծանր աշխատանք պահանջող | 
| արևելահայերեն | hye-000 | ծանր դժվար | 
| արևելահայերեն | hye-000 | ծանրաբեռնող | 
| արևելահայերեն | hye-000 | տքնաջան | 
| արևելահայերեն | hye-000 | քրտնաջան | 
| arevelahayeren | hye-002 | c̷ˀanr | 
| hyw-001 | d͜zanr | |
| Ibanag | ibg-000 | dammoʼ | 
| asụsụ Igbo | ibo-000 | ike | 
| Ido | ido-000 | abrupta | 
| Ido | ido-000 | abundanta | 
| Ido | ido-000 | des-facila | 
| Ido | ido-000 | desfacila | 
| Ido | ido-000 | grava | 
| Ido | ido-000 | harda | 
| Ido | ido-000 | konsiderinda | 
| Ido | ido-000 | pezoza | 
| Ido | ido-000 | severa | 
| Ignaciano | ign-000 | tihitakare | 
| ᐃᓄᒃᑎᑐᑦ | iku-000 | ᐅᖁᒪᐃᑦᑐᖅ | 
| Iloko | ilo-000 | dagsen | 
| interlingua | ina-000 | difficile | 
| interlingua | ina-000 | dur | 
| interlingua | ina-000 | forte | 
| interlingua | ina-000 | pesante | 
| bahasa Indonesia | ind-000 | ampuh | 
| bahasa Indonesia | ind-000 | bengis | 
| bahasa Indonesia | ind-000 | berat | 
| bahasa Indonesia | ind-000 | keras | 
| bahasa Indonesia | ind-000 | kuat | 
| bahasa Indonesia | ind-000 | payah | 
| bahasa Indonesia | ind-000 | perlu banyak tenaga | 
| bahasa Indonesia | ind-000 | sangat meletihkan | 
| Proto-Indo-European | ine-000 | *gʷerH₃- | 
| Samala | inz-000 | xulxul | 
| Iraqw | irk-000 | iilo' | 
| íslenska | isl-000 | erfitt | 
| íslenska | isl-000 | erfið | 
| íslenska | isl-000 | erfiður | 
| íslenska | isl-000 | fullveðja | 
| íslenska | isl-000 | harður | 
| íslenska | isl-000 | lýjandi | 
| íslenska | isl-000 | máttagur | 
| íslenska | isl-000 | sterkur | 
| íslenska | isl-000 | strembinn | 
| íslenska | isl-000 | vandur | 
| íslenska | isl-000 | íþyngjandi | 
| íslenska | isl-000 | þungur | 
| italiano | ita-000 | adulto | 
| italiano | ita-000 | ardua | 
| italiano | ita-000 | arduo | 
| italiano | ita-000 | attivo | 
| italiano | ita-000 | considerevole | 
| italiano | ita-000 | crudele | 
| italiano | ita-000 | difficile | 
| italiano | ita-000 | difficile da usare | 
| italiano | ita-000 | difficilmente | 
| italiano | ita-000 | dolorosa | 
| italiano | ita-000 | doloroso | 
| italiano | ita-000 | dura | 
| italiano | ita-000 | duro | 
| italiano | ita-000 | faticoso | 
| italiano | ita-000 | forte | 
| italiano | ita-000 | grave | 
| italiano | ita-000 | gravoso | 
| italiano | ita-000 | importante | 
| italiano | ita-000 | ingombrante | 
| italiano | ita-000 | laborioso | 
| italiano | ita-000 | massacrante | 
| italiano | ita-000 | massiccio | 
| italiano | ita-000 | noioso | 
| italiano | ita-000 | notevole | 
| italiano | ita-000 | onerose | 
| italiano | ita-000 | oneroso | 
| italiano | ita-000 | ostico | 
| italiano | ita-000 | pesante | 
| italiano | ita-000 | pesantemente | 
| italiano | ita-000 | pesanti | 
| italiano | ita-000 | ragguardevole | 
| italiano | ita-000 | rigido | 
| italiano | ita-000 | rigoroso | 
| italiano | ita-000 | severo | 
| Maceratese | ita-008 | pesante | 
| Itonama | ito-000 | labeʔna | 
| Itawis | itv-000 | dammat | 
| Patwa | jam-000 | ɛvɩ | 
| basa Jawa | jav-000 | abot | 
| basa Jawa | jav-000 | awrat | 
| la lojban. | jbo-000 | tilju | 
| Loglan | jbo-001 | tidjo | 
| 日本語 | jpn-000 | おもい | 
| 日本語 | jpn-000 | ソリッドな | 
| 日本語 | jpn-000 | 困難 | 
| 日本語 | jpn-000 | 苦しい | 
| 日本語 | jpn-000 | 詰まった | 
| 日本語 | jpn-000 | 重い | 
| 日本語 | jpn-000 | 難しい | 
| 日本語 | jpn-000 | 難儀 | 
| Nihongo | jpn-001 | omoi | 
| にほんご | jpn-002 | おもい | 
| Jupda | jup-000 | yiwík | 
| бежкьа миц | kap-000 | йаькъкъоь | 
| bežƛʼalas mic | kap-001 | -äqʼqʼö | 
| ქართული | kat-000 | მძიმე | 
| Catuquina | kav-000 | ɨwɨ- | 
| қазақ | kaz-000 | ауыр | 
| қӑнтәк кӧӆ | kca-016 | ӆаҳәрт | 
| Khanty | kca-017 | lawar̃t | 
| Q’eqchi’ | kek-000 | aal | 
| Ket | ket-000 | səə | 
| Kaingáng | kgp-000 | kuΦɨ | 
| Khasi | kha-000 | ba khia | 
| монгол | khk-000 | хүнд | 
| ភាសាខ្មែរ | khm-000 | ធ្ងន់ | 
| хварши | khv-002 | луйтІу | 
| инховари | khv-003 | литΙу | 
| инховари | khv-003 | литІу | 
| инховари | khv-003 | лутΙу | 
| кыргыз | kir-000 | оор | 
| хакас тили | kjh-000 | аар | 
| каьтш мицI | kjj-001 | гран | 
| Kʼolew ñajaʼ | klb-000 | mechaa maay | 
| Dong | kmc-000 | nák | 
| Kurmancî | kmr-000 | azardar | 
| Kurmancî | kmr-000 | biazar | 
| Kurmancî | kmr-000 | biezyet | 
| Kurmancî | kmr-000 | bihêz | 
| Kurmancî | kmr-000 | bijan | 
| Kurmancî | kmr-000 | biqewet | 
| Kurmancî | kmr-000 | biêş | 
| Kurmancî | kmr-000 | dijwar | 
| Kurmancî | kmr-000 | ezyetdar | 
| Kurmancî | kmr-000 | giran | 
| Kurmancî | kmr-000 | hêzdar | 
| Kurmancî | kmr-000 | jandar | 
| Kurmancî | kmr-000 | qurs | 
| Kurmancî | kmr-000 | xurt | 
| Kurmancî | kmr-000 | zehmet | 
| Kurmancî | kmr-000 | êşdar | 
| كورمانجى | kmr-002 | قورس | 
| كورمانجى | kmr-002 | گڕ | 
| Kanuri | knc-000 | kùrwówù | 
| перым-коми кыв | koi-000 | сьöкыд | 
| 한국어 | kor-000 | 고난 | 
| 한국어 | kor-000 | 고된 | 
| 한국어 | kor-000 | 고생스러운 | 
| 한국어 | kor-000 | 귀찬은 | 
| 한국어 | kor-000 | 냉혹하다 | 
| 한국어 | kor-000 | 몹시 힘드는 | 
| 한국어 | kor-000 | 무거운 | 
| 한국어 | kor-000 | 무겁다 | 
| 한국어 | kor-000 | 부담스러운 | 
| 한국어 | kor-000 | 부담이 되는 | 
| 한국어 | kor-000 | 어렵다 | 
| Karajá | kpj-000 | iučie | 
| КIкIирлIи мацIцIи | kpt-002 | гьаркІибоб | 
| токитин | kpt-003 | гьаркІибаб | 
| коми кыв | kpv-000 | сьöкыд | 
| Komi | kpv-001 | sʸökɩd | 
| къарачай-малкъар тил | krc-000 | ауур | 
| karjala | krl-000 | jygie | 
| karjala | krl-000 | jykie | 
| karjala | krl-000 | painai | 
| Kölsch | ksh-000 | schwer | 
| Kölsch | ksh-000 | shweer | 
| къумукъ тил | kum-000 | авур | 
| Kunza | kuz-000 | mu-nir | 
| Kunza | kuz-000 | nu-nir | 
| багвалинский язык | kva-001 | хІащІибаб | 
| Karuk | kyh-000 | má̄θ | 
| ລາວ | lao-000 | nàk | 
| ລາວ | lao-000 | ຫນັກ | 
| latine | lat-000 | acerbus | 
| latine | lat-000 | aegre | 
| latine | lat-000 | arduus | 
| latine | lat-000 | austerus | 
| latine | lat-000 | brutus | 
| latine | lat-000 | durus | 
| latine | lat-000 | fortis | 
| latine | lat-000 | gravis | 
| latine | lat-000 | laboriosus | 
| latine | lat-000 | labōriōsus | 
| latine | lat-000 | potens | 
| latine | lat-000 | robustus | 
| latine | lat-000 | severus | 
| latine | lat-000 | vix | 
| лакку маз | lbe-000 | кIусса | 
| лакку маз | lbe-000 | кІусса | 
| лезги чӀал | lez-000 | залан | 
| лезги чӀал | lez-000 | четин | 
| лезги чӀал-Микрах | lez-001 | залан | 
| куба | lez-004 | залан | 
| Lingua Franca Nova | lfn-000 | pesos | 
| Ha | lic-001 | naŋ11 | 
| Limburgs | lim-000 | graof | 
| Limburgs | lim-000 | helle | 
| Limburgs | lim-000 | mechtig | 
| Limburgs | lim-000 | zjwaor | 
| lingála | lin-000 | bozitó | 
| lingála | lin-000 | kiló | 
| lingála | lin-000 | molito | 
| lietuvių | lit-000 | apsunkinantis | 
| lietuvių | lit-000 | keblus | 
| lietuvių | lit-000 | reikalaujantis pastangų | 
| lietuvių | lit-000 | sunki | 
| lietuvių | lit-000 | sunkums | 
| lietuvių | lit-000 | sunkus | 
| lietuvių | lit-000 | sunkùs | 
| līvõ kēļ | liv-000 | lǟlam | 
| Lakȟótiyapi | lkt-000 | tké | 
| ticines | lmo-005 | pesaant | 
| Lumbaart | lmo-006 | düür | 
| Latgalīšu | ltg-000 | gryuts | 
| Lëtzebuergesch | ltz-000 | schwéier | 
| latviešu | lvs-000 | grūts | 
| latviešu | lvs-000 | smags | 
| മലയാളം | mal-000 | കനത്ത | 
| Proto Polynesian | map-001 | *ma-fa | 
| Proto Polynesian | map-001 | *mamafa | 
| Macushi | mbc-000 | amaiʔne | 
| Maca | mca-000 | niihet | 
| мокшень кяль | mdf-000 | стака | 
| олык марий | mhr-000 | неле | 
| Toʼon Savi | mim-000 | vee | 
| македонски | mkd-000 | напорен | 
| македонски | mkd-000 | тежок | 
| македонски | mkd-000 | тешко | 
| Malti | mlt-000 | tqil | 
| Malti | mlt-000 | tqil tqila | 
| manju gisun | mnc-000 | ujen | 
| Mansi | mns-007 | tar̃wʸitaŋ | 
| ဘာသာ မန် | mnw-000 | သ္ဇိုၚ် | 
| Mocoví | moc-000 | re-salʸi | 
| Barí | mot-000 | aabari | 
| reo Māori | mri-000 | hīrawerawe | 
| reo Māori | mri-000 | papatoiake | 
| reo Māori | mri-000 | ponguru | 
| reo Māori | mri-000 | pākākaha | 
| reo Māori | mri-000 | taimaha | 
| reo Māori | mri-000 | tanguru | 
| reo Māori | mri-000 | taumaha | 
| reo Māori | mri-000 | toimaha | 
| reo Māori | mri-000 | whakauaua | 
| Wichí | mtp-000 | ni-čuhʼɲat | 
| Hmoob Dawb | mww-000 | hnyav | 
| Hmoob Dawb | mww-000 | nək7 | 
| မြန်မာဘာသာ | mya-000 | လေး | 
| မြန်မာဘာသာ | mya-000 | လေးလံ | 
| Mundurukú | myu-000 | i-poši | 
| Mundurukú | myu-000 | ta-poši | 
| эрзянь кель | myv-000 | стака | 
| erzänj kelj | myv-001 | staka | 
| Wichí Lhamtés Güisnay | mzh-000 | nichuyhat | 
| Movima | mzp-000 | ɗinoʔ-ni | 
| 台灣話 | nan-000 | 艰苦 | 
| 台灣話 | nan-000 | 艱苦 | 
| napulitano | nap-000 | pesante | 
| irpino | nap-003 | pesante | 
| dorerin Naoero | nau-000 | eroe | 
| Diné bizaad | nav-000 | nantłʼah | 
| Diné bizaad | nav-000 | ndaaz | 
| Diné bizaad | nav-000 | nisdaaz | 
| Nāhuatlahtōlli | nci-000 | hetic | 
| Nedersaksisch | nds-001 | swoor | 
| няˮ | nio-000 | сәӈкутуо | 
| Nederlands | nld-000 | aanmerkelijk | 
| Nederlands | nld-000 | aanzienlijk | 
| Nederlands | nld-000 | arbeidzaam | 
| Nederlands | nld-000 | bar | 
| Nederlands | nld-000 | bedroevend | 
| Nederlands | nld-000 | belangrijk | 
| Nederlands | nld-000 | bewerkelijk | 
| Nederlands | nld-000 | deerlijk | 
| Nederlands | nld-000 | diep | 
| Nederlands | nld-000 | droef | 
| Nederlands | nld-000 | droevig | 
| Nederlands | nld-000 | drukkend | 
| Nederlands | nld-000 | duchtig | 
| Nederlands | nld-000 | erg | 
| Nederlands | nld-000 | ernstig | 
| Nederlands | nld-000 | fiks | 
| Nederlands | nld-000 | fors | 
| Nederlands | nld-000 | geducht | 
| Nederlands | nld-000 | geladen | 
| Nederlands | nld-000 | geruim | 
| Nederlands | nld-000 | grof | 
| Nederlands | nld-000 | hard | 
| Nederlands | nld-000 | hinderlijk | 
| Nederlands | nld-000 | ijverig | 
| Nederlands | nld-000 | krachtig | 
| Nederlands | nld-000 | lastig | 
| Nederlands | nld-000 | machtig | 
| Nederlands | nld-000 | meerderjarig | 
| Nederlands | nld-000 | met moeite | 
| Nederlands | nld-000 | moeilijk | 
| Nederlands | nld-000 | moeilijk te beklimmen | 
| Nederlands | nld-000 | moeilijke | 
| Nederlands | nld-000 | moeitevol | 
| Nederlands | nld-000 | moeizaam | 
| Nederlands | nld-000 | mondig | 
| Nederlands | nld-000 | naarstig | 
| Nederlands | nld-000 | nijver | 
| Nederlands | nld-000 | onhandig | 
| Nederlands | nld-000 | onzacht | 
| Nederlands | nld-000 | pijnlijk | 
| Nederlands | nld-000 | slim | 
| Nederlands | nld-000 | smartelijk | 
| Nederlands | nld-000 | steil | 
| Nederlands | nld-000 | sterk | 
| Nederlands | nld-000 | straf | 
| Nederlands | nld-000 | straffe | 
| Nederlands | nld-000 | streng | 
| Nederlands | nld-000 | stug | 
| Nederlands | nld-000 | treurig | 
| Nederlands | nld-000 | triest | 
| Nederlands | nld-000 | uitputtend | 
| Nederlands | nld-000 | veeleisend | 
| Nederlands | nld-000 | vermoeiend | 
| Nederlands | nld-000 | vlijtig | 
| Nederlands | nld-000 | voornaam | 
| Nederlands | nld-000 | werkzaam | 
| Nederlands | nld-000 | wreed | 
| Nederlands | nld-000 | zeer | 
| Nederlands | nld-000 | zuur | 
| Nederlands | nld-000 | zwaarwichtig | 
| Nederlands | nld-000 | zware | 
| Ngoli | nlo-000 | ɔdzúr | 
| Manang | nmm-000 | 3li | 
| !Xóõ | nmn-000 | ǁnáu | 
| nynorsk | nno-000 | tonge | 
| nynorsk | nno-000 | tung | 
| bokmål | nob-000 | hård | 
| bokmål | nob-000 | myndig | 
| bokmål | nob-000 | slitsom | 
| bokmål | nob-000 | solid | 
| bokmål | nob-000 | sterk | 
| bokmål | nob-000 | strevsom | 
| bokmål | nob-000 | sturen | 
| bokmål | nob-000 | tung | 
| bokmål | nob-000 | vanskelig | 
| ногай тили | nog-000 | авыр | 
| norskr | non-000 | dapr | 
| norskr | non-000 | hofugr | 
| norskr | non-000 | svārr | 
| norskr | non-000 | þungr | 
| norskr | non-000 | θungr | 
| Norrœnt mál | non-001 | þungr | 
| Novial | nov-000 | grav | 
| Novial | nov-000 | gravi | 
| Nuu-chah-nulth | nuk-000 | kʷatyi- | 
| nzd-000 | bvə́r | |
| Arāmît | oar-000 | yaḳḳīr | 
| 上古汉语 | och-000 | 重 | 
| occitan | oci-000 | dificil | 
| occitan | oci-000 | dificilment | 
| occitan | oci-000 | dur | 
| occitan | oci-000 | laboriós | 
| occitan | oci-000 | major | 
| occitan | oci-000 | penible | 
| occitan | oci-000 | penós | 
| occitan | oci-000 | pesant | 
| occitan | oci-000 | pesuc | 
| lengadocian | oci-003 | pesuc | 
| lengadocian | oci-003 | ~ga | 
| gascon | oci-004 | pesuc | 
| gascon | oci-004 | ~ga | 
| protomixtecano | omq-002 | *weyi | 
| Selknam | ona-000 | ʔàyèn | 
| Be | onb-000 | gung31 gung31 | 
| Tohono O'odham | ood-000 | we:c | 
| Orochon | orh-000 | urgə | 
| ирон ӕвзаг | oss-000 | уæззау | 
| дыгуронау | oss-001 | уæззау | 
| Hñähñu | ote-000 | hñu̲ | 
| Hñähñu | ote-000 | xi hñu̲ | 
| Wayampi | oym-000 | pɔwɨ | 
| Pangasinan | pag-000 | ambelat | 
| Pangasinan | pag-000 | belat | 
| Amanung Sisuan | pam-000 | bayat | 
| Amanung Sisuan | pam-000 | mabayat | 
| Papiamentu | pap-000 | brio | 
| Papiamentu | pap-000 | difísil | 
| Papiamentu | pap-000 | doloroso | 
| Papiamentu | pap-000 | duru | 
| Papiamentu | pap-000 | fregá | 
| Papiamentu | pap-000 | fuerte | 
| Papiamentu | pap-000 | grave | 
| Papiamentu | pap-000 | importante | 
| Papiamentu | pap-000 | konsiderabel | 
| Papiamentu | pap-000 | pisá | 
| Papiamentu | pap-000 | poderoso | 
| Papiamentu | pap-000 | potente | 
| Papiamentu | pap-000 | sterki | 
| Pakaásnovos | pav-000 | taʔ man | 
| Pakaásnovos | pav-000 | teʔ man | 
| Pakaásnovos | pav-000 | šite | 
| Pawnee | paw-000 | taris | 
| Páez | pbb-000 | duh | 
| Panare | pbh-000 | taməʔɲe | 
| پښتو ژبه | pbu-000 | دروند | 
| پښتو ژبه | pbu-000 | ګران | 
| فارسی | pes-000 | دشوار | 
| فارسی | pes-000 | سخت | 
| فارسی | pes-000 | سنگین | 
| فارسی | pes-000 | صعب | 
| فارسی | pes-000 | مشکل | 
| Farsi | pes-002 | sængin | 
| Pindi | pic-000 | budzúr | 
| Pilagá | plg-000 | de-sali | 
| Polci | plj-000 | ŋaɓər | 
| fiteny Malagasy | plt-000 | mavesatra | 
| fiteny Malagasy | plt-000 | mavèsatra | 
| lenga piemontèisa | pms-000 | grev | 
| polski | pol-000 | cięzki | 
| polski | pol-000 | ciężki | 
| polski | pol-000 | głęboki | 
| polski | pol-000 | mocny | 
| polski | pol-000 | mozolny | 
| polski | pol-000 | nieporęczny | 
| polski | pol-000 | niewygodny | 
| polski | pol-000 | niski | 
| polski | pol-000 | ostry | 
| polski | pol-000 | pilny | 
| polski | pol-000 | poważny | 
| polski | pol-000 | pracowity | 
| polski | pol-000 | silny | 
| polski | pol-000 | srogi | 
| polski | pol-000 | sycący | 
| polski | pol-000 | trudno | 
| polski | pol-000 | trudny | 
| polski | pol-000 | uciążliwy | 
| português | por-000 | adulto | 
| português | por-000 | afanoso | 
| português | por-000 | aflitivo | 
| português | por-000 | aplicado | 
| português | por-000 | apreciável | 
| português | por-000 | arduo | 
| português | por-000 | assíduo | 
| português | por-000 | austero | 
| português | por-000 | categorizado | 
| português | por-000 | considerável | 
| português | por-000 | cruel | 
| português | por-000 | desajeitado | 
| português | por-000 | dificilmente | 
| português | por-000 | dificultoso | 
| português | por-000 | difícil | 
| português | por-000 | diligente | 
| português | por-000 | doloroso | 
| português | por-000 | duro | 
| português | por-000 | esforçado | 
| português | por-000 | exigente | 
| português | por-000 | forte | 
| português | por-000 | grave | 
| português | por-000 | grosseiro | 
| português | por-000 | grosso | 
| português | por-000 | importante | 
| português | por-000 | incómodo | 
| português | por-000 | incômodo | 
| português | por-000 | laborioso | 
| português | por-000 | maior | 
| português | por-000 | oneroso | 
| português | por-000 | operoso | 
| português | por-000 | penosamente | 
| português | por-000 | penoso | 
| português | por-000 | pesada | 
| português | por-000 | pesado | 
| português | por-000 | poderoso | 
| português | por-000 | potente | 
| português | por-000 | rigoroso | 
| português | por-000 | rígido | 
| português | por-000 | saciador | 
| português | por-000 | severo | 
| português | por-000 | sério | 
| português | por-000 | trabalhador | 
| português | por-000 | árduo | 
| Prūsiskan | prg-000 | brendus | 
| Gününa Küne | pue-000 | c̷ˀɨmnaw | 
| Puinave | pui-000 | -mə̃m | 
| Qatzijobʼal | quc-000 | al | 
| Chanka rimay | quy-000 | llasa | 
| Impapura | qvi-000 | llashaj | 
| Canela | ram-000 | hũũ-tĩ | 
| Rapanui | rap-000 | pagaha | 
| Rapanui | rap-000 | pagaha noa | 
| Rapanui | rap-000 | pagaha'a | 
| Rapanui | rap-000 | pagahaʼa | 
| Rapanui | rap-000 | pangaá | 
| Rapanui | rap-000 | panghi | 
| Rapanui | rap-000 | paŋahaʔa | 
| Rapanui | rap-000 | paŋaháa | 
| Ruáingga | rhg-000 | bór | 
| Riff | rif-000 | đqəř | 
| Selice Romani | rmc-002 | pháro | 
| Kalderašicko Romani čhib | rmy-000 | pharo | 
| Kalderašicko Romani čhib | rmy-000 | phāro | 
| lingua rumantscha | roh-000 | greav | 
| lingua rumantscha | roh-000 | greiv | 
| lingua rumantscha | roh-000 | grev | 
| lingua rumantscha | roh-000 | pasant | 
| lingua rumantscha | roh-000 | pasànt | 
| lingua rumantscha | roh-000 | pesant | 
| lingua rumantscha | roh-000 | pesont | 
| Romani čhib | rom-000 | pʰaro | 
| română | ron-000 | aspru | 
| română | ron-000 | dur | 
| română | ron-000 | grea | 
| română | ron-000 | greu | 
| română | ron-000 | harnic | 
| română | ron-000 | important | 
| română | ron-000 | laborios | 
| română | ron-000 | obositor | 
| română | ron-000 | sever | 
| română | ron-000 | tare | 
| Rotuman | rtm-000 | maha | 
| русиньскый язык | rue-000 | цяжкый | 
| limba armãneascã | rup-000 | greu | 
| limba meglenoromană | ruq-000 | greu | 
| русский | rus-000 | болезненный | 
| русский | rus-000 | больно | 
| русский | rus-000 | важный | 
| русский | rus-000 | веский | 
| русский | rus-000 | весомый | 
| русский | rus-000 | взрослый | 
| русский | rus-000 | громо́здкий | 
| русский | rus-000 | гру́бый | 
| русский | rus-000 | затрудни́тельный | 
| русский | rus-000 | имеющий вес | 
| русский | rus-000 | крепкий | 
| русский | rus-000 | круто́й | 
| русский | rus-000 | напряж | 
| русский | rus-000 | напряжённый | 
| русский | rus-000 | неудо́бный | 
| русский | rus-000 | ни́зкий | 
| русский | rus-000 | обремени́тельный | 
| русский | rus-000 | отягощающий | 
| русский | rus-000 | ре́зкий | 
| русский | rus-000 | сильный | 
| русский | rus-000 | стро́гий | 
| русский | rus-000 | суро́вый | 
| русский | rus-000 | сы́тный | 
| русский | rus-000 | сытный | 
| русский | rus-000 | тру́дный | 
| русский | rus-000 | труднодосту́пный | 
| русский | rus-000 | труднодоступный | 
| русский | rus-000 | трудный | 
| русский | rus-000 | трудолюб | 
| русский | rus-000 | тя́гостный | 
| русский | rus-000 | тя́жкий | 
| русский | rus-000 | тяжëлый | 
| русский | rus-000 | тяже́лый | 
| русский | rus-000 | тяжелая | 
| русский | rus-000 | тяжелое | 
| русский | rus-000 | тяжелые | 
| русский | rus-000 | тяжелый | 
| русский | rus-000 | тяжёлая | 
| русский | rus-000 | тяжёлое | 
| русский | rus-000 | тяжёлые | 
| русский | rus-000 | тяжёлый | 
| русский | rus-000 | тяшëлый | 
| русский | rus-000 | увесистый | 
| русский | rus-000 | утомит | 
| мыхIабишды чIел | rut-001 | йукьды | 
| саха тыла | sah-000 | ыар | 
| саха тыла | sah-000 | ыарахан | 
| Saxa tyla | sah-001 | ɨaraχan | 
| संस्कृतम् | san-000 | गुरु | 
| saṃskṛtam | san-001 | guru- | 
| Santali | sat-001 | hamal | 
| ᱥᱟᱸᱛᱟᱞᱤ | sat-002 | ᱚᱡᱚᱨ | 
| lingua siciliana | scn-000 | pisanti | 
| Scots leid | sco-000 | hivy | 
| cmiique | sei-000 | -motæt | 
| šöľqumyt әty | sel-001 | sɛttɨmɨlʸ | 
| Goídelc | sga-000 | trom | 
| Goídelc | sga-000 | tromm | 
| Žemaitiu | sgs-000 | smagoms | 
| Shirishana | shb-000 | hule | 
| Ft. Hall | shh-001 | betende | 
| လိၵ်ႈတႆး | shn-000 | ၼၵ်း | 
| ລິ່ກໄຕ໊ | shn-003 | ໜັກ | 
| Shipibo-Conibo | shp-000 | iwɨ | 
| Epena | sja-000 | čɨʼkʰɨa | 
| Epena | sja-000 | ʼčɨa | 
| Кӣллт са̄мь кӣлл | sjd-000 | ло̄ссесь | 
| Sakata | skt-000 | ɔdɪr | 
| slovenčina | slk-000 | kostrbatý | 
| slovenčina | slk-000 | nerovný | 
| slovenčina | slk-000 | podkupný | 
| slovenčina | slk-000 | pracný | 
| slovenčina | slk-000 | prácny | 
| slovenčina | slk-000 | ťažiaci | 
| slovenčina | slk-000 | ťaživý | 
| slovenčina | slk-000 | ťažký | 
| slovenščina | slv-000 | globok | 
| slovenščina | slv-000 | težek | 
| davvisámegiella | sme-000 | illá | 
| davvisámegiella | sme-000 | lossat | 
| davvisámegiella | sme-000 | lossɑt | 
| Siona | snn-000 | tˀɨkɨ | 
| español | spa-000 | activo | 
| español | spa-000 | adulto | 
| español | spa-000 | adusto | 
| español | spa-000 | afligido | 
| español | spa-000 | arduo | 
| español | spa-000 | bajo | 
| español | spa-000 | considerable | 
| español | spa-000 | desgarbado | 
| español | spa-000 | dificil | 
| español | spa-000 | dificilmente | 
| español | spa-000 | difícil | 
| español | spa-000 | diligente | 
| español | spa-000 | dura | 
| español | spa-000 | duro | 
| español | spa-000 | firme | 
| español | spa-000 | fuerte | 
| español | spa-000 | grave | 
| español | spa-000 | gravoso | 
| español | spa-000 | importante | 
| español | spa-000 | inclemente | 
| español | spa-000 | laborioso | 
| español | spa-000 | mayor | 
| español | spa-000 | mayor de edad | 
| español | spa-000 | notable | 
| español | spa-000 | oneroso | 
| español | spa-000 | penoso | 
| español | spa-000 | pesada | 
| español | spa-000 | pesado | 
| español | spa-000 | riguroso | 
| español | spa-000 | severo | 
| español | spa-000 | torpe | 
| español | spa-000 | trabajador | 
| Enlhet | spn-000 | akyemtaɬnama | 
| Enlhet | spn-000 | tok | 
| shqip | sqi-000 | rëndë | 
| Saamáka | srm-000 | hébi | 
| Sranantongo | srn-000 | ebi | 
| Sranantongo | srn-000 | hebi | 
| Sranantongo | srn-000 | krakti | 
| Sranantongo | srn-000 | tranga | 
| српски | srp-000 | тежак | 
| Sirionó | srq-000 | eusi | 
| basa Sunda | sun-000 | abot | 
| basa Sunda | sun-000 | beurat | 
| svenska | swe-000 | ansträngande | 
| svenska | swe-000 | arbetsam | 
| svenska | swe-000 | avancerad | 
| svenska | swe-000 | besvärlig | 
| svenska | swe-000 | brant | 
| svenska | swe-000 | djup | 
| svenska | swe-000 | hård | 
| svenska | swe-000 | jobbig | 
| svenska | swe-000 | kraftfull | 
| svenska | swe-000 | kraftig | 
| svenska | swe-000 | krånglig | 
| svenska | swe-000 | låg | 
| svenska | swe-000 | mycket krävande | 
| svenska | swe-000 | myndig | 
| svenska | swe-000 | mäktig | 
| svenska | swe-000 | mättande | 
| svenska | swe-000 | mödosam | 
| svenska | swe-000 | mörk | 
| svenska | swe-000 | pinsam | 
| svenska | swe-000 | smärtsam | 
| svenska | swe-000 | stark | 
| svenska | swe-000 | svår | 
| svenska | swe-000 | tung | 
| svenska | swe-000 | viktig | 
| Kiswahili | swh-000 | -zito | 
| Kiswahili | swh-000 | imara | 
| Kiswahili | swh-000 | mkali | 
| Kiswahili | swh-000 | ngumu | 
| Kiswahili | swh-000 | zito | 
| ܠܫܢܐ ܣܘܪܝܝܐ | syc-000 | ܝܩܘܪܐ | 
| ܠܫܢܐ ܣܘܪܝܝܐ | syc-000 | ܢܛܝܠܐ | 
| Sawai | szw-000 | n-mεʔtεw | 
| табасаран чӀал | tab-000 | аькъюв | 
| табасаран чӀал | tab-000 | гъагъиб | 
| табасаран чӀал | tab-000 | гъагъув | 
| ханаг | tab-002 | гъакьув | 
| reo Tahiti | tah-000 | taimaha | 
| reo Tahiti | tah-000 | teiaha | 
| தமிழ் | tam-000 | கடினம் | 
| தமிழ் | tam-000 | கணம் | 
| tatar tele | tat-000 | авыр | 
| татарча | tat-001 | авыр | 
| Takia | tbc-000 | mrwa- | 
| Tehuelche | teh-000 | ʼpoʔgney- | 
| తెలుగు | tel-000 | కఠిన | 
| తెలుగు | tel-000 | కఠోర | 
| తెలుగు | tel-000 | బరువైన | 
| Denaʼina Qenaga | tfn-000 | dghiłduz | 
| тоҷикӣ | tgk-000 | вазнин | 
| Tagalog | tgl-000 | hírap | 
| Tagalog | tgl-000 | mabigat | 
| Tagalog | tgl-000 | mahalagá | 
| Tagalog | tgl-000 | mahirap | 
| Tagalog | tgl-000 | mahírap | 
| Tagalog | tgl-000 | malakás | 
| Tagalog | tgl-000 | masípag | 
| Tagalog | tgl-000 | matigás | 
| ภาษาไทย | tha-000 | ต้องใช้ความพยายามมาก | 
| ภาษาไทย | tha-000 | ถึงพริกถึงขิง | 
| ภาษาไทย | tha-000 | ทรหด | 
| ภาษาไทย | tha-000 | ยาก | 
| ภาษาไทย | tha-000 | ยากยิ่ง | 
| ภาษาไทย | tha-000 | ยากลำบาก | 
| ภาษาไทย | tha-000 | ลำบาก | 
| ภาษาไทย | tha-000 | หนัก | 
| ภาษาไทย | tha-000 | หนักหน่วง | 
| ภาษาไทย | tha-000 | เป็นภาระ | 
| ภาษาไทย | tha-000 | เหนื่อยมาก | 
| ภาษาไทย | tha-000 | เหน็ดเหนื่อยมาก | 
| ภาษาไทย | tha-000 | ใช้แรงงานมาก | 
| phasa thai | tha-001 | nàk | 
| идараб мицци | tin-001 | гьакІубаб | 
| цӀаӀхна миз | tkr-001 | йыкьыІн | 
| Lingít | tli-000 | li-daal | 
| Lingít | tli-000 | shi-g̲aax̲ʼ | 
| Lingít | tli-000 | ya-daal | 
| Toba | tmf-001 | de-salʸi | 
| Toba | tmf-001 | sa paʔat-ta | 
| Tacana | tna-000 | bike-da | 
| lea fakatonga | ton-000 | mamafa | 
| tutunakutachawin | top-000 | trinka | 
| Trumai | tpy-000 | tsidatox | 
| xnaꞌátj tu̱ꞌ | trc-000 | ꞌèè | 
| Trinitario | trn-000 | -hitakore | 
| pʼurhépecha uantakua | tsz-000 | kʼuetsapiti | 
| тати | ttt-000 | гурунд | 
| Tuyuca | tue-000 | dɨ̃ʼkɨ̃ | 
| türkmençe | tuk-000 | agyr | 
| Türkçe | tur-000 | acıklı | 
| Türkçe | tur-000 | agir | 
| Türkçe | tur-000 | ağrılı | 
| Türkçe | tur-000 | ağır | 
| Türkçe | tur-000 | ağırbaşlı | 
| Türkçe | tur-000 | gayretli | 
| Türkçe | tur-000 | güç | 
| Türkçe | tur-000 | güçlü | 
| Türkçe | tur-000 | işkenceli | 
| Türkçe | tur-000 | kuvvetli | 
| Türkçe | tur-000 | külfetli | 
| Türkçe | tur-000 | sarp | 
| Türkçe | tur-000 | yorucu | 
| Türkçe | tur-000 | zahmetli | 
| Türkçe | tur-000 | zor | 
| Türkçe | tur-000 | zor taşınır | 
| Türkçe | tur-000 | çalışkan | 
| Türkçe | tur-000 | çetin | 
| ʻgana Tuvalu | tvl-000 | mamafa | 
| kuśiññe | txb-000 | kramartse | 
| kuśiññe | txb-000 | kramartstse | 
| тыва дыл | tyv-000 | аар | 
| Batsꞌi kꞌop | tzo-000 | 7ol | 
| удин муз | udi-001 | би | 
| удин муз | udi-001 | бигъи | 
| удин муз | udi-001 | быгъы | 
| udmurt kyl | udm-001 | sʸekɩt | 
| ئۇيغۇرچە | uig-000 | éghir | 
| українська | ukr-000 | важки́й | 
| українська | ukr-000 | важкий | 
| українська | ukr-000 | важкодоступний | 
| українська | ukr-000 | вимучений | 
| українська | ukr-000 | виснажливий | 
| українська | ukr-000 | обтяжливий | 
| українська | ukr-000 | оподаткування | 
| українська | ukr-000 | стомливий | 
| українська | ukr-000 | трудний | 
| українська | ukr-000 | тяжкий | 
| Lënapei lixsëwakàn | unm-000 | kwsùkòn | 
| اردو | urd-000 | بھاری | 
| اردو | urd-000 | مشکل | 
| اردو | urd-000 | کٹھن | 
| oʻzbek | uzn-000 | ogʻir | 
| łéngua vèneta | vec-000 | pesanto | 
| łéngua vèneta | vec-000 | pexante | 
| vepsän kel’ | vep-000 | jüged | 
| tiếng Việt | vie-000 | khó | 
| tiếng Việt | vie-000 | khó khăn | 
| tiếng Việt | vie-000 | khốn khó | 
| tiếng Việt | vie-000 | nặng | 
| tiếng Việt | vie-000 | trầm | 
| Volapük | vol-000 | sevärik | 
| võro kiil | vro-000 | rassõ | 
| Wapishana | wap-000 | kʰimiša-ʔu | 
| Waurá | wau-000 | ɨmɨna | 
| Wai Wai | waw-000 | n-awsɨ-na-sɨ | 
| Yanomámi | wca-000 | hute | 
| Wik-Mungkan | wim-000 | świer | 
| lingaedje walon | wln-000 | deur | 
| lingaedje walon | wln-000 | målåjhey | 
| lingaedje walon | wln-000 | pezant | 
| Wangaaypuwan-Ngiyampaa | wyb-000 | bõõ-rd-doo thaal-lee run-nhee | 
| хальмг келн | xal-000 | күнд | 
| Камасинский | xas-001 | кашпаʼ | 
| Камасинский | xas-001 | тhоголби | 
| Գրաբար | xcl-000 | ծանրաբեռն | 
| Luwian | xlu-000 | suwārus | 
| Luwian | xlu-000 | 𒆪𒉿𒀭𒍪𒍑 | 
| Tokharian A | xto-000 | krāmärts | 
| Yaminahua | yaa-000 | ɨβɨ | 
| Yagua | yad-000 | hinra wadačũ | 
| Yagua | yad-000 | saransara | 
| Yaruro | yae-000 | čača | 
| Yámana | yag-000 | xašu | 
| Yoem Noki | yaq-000 | bette | 
| Yuwana | yau-000 | ʼbẽkito | 
| ייִדיש | ydd-000 | האַרב | 
| ייִדיש | ydd-000 | שווער | 
| ייִדיש | ydd-000 | שװער | 
| yidish | ydd-001 | šver | 
| Buyang | yha-000 | nak4 | 
| Yansi | yns-000 | bɔshir | 
| Mputu | yns-001 | búr | 
| nyenetsyaʼ vada | yrk-001 | saŋgowota | 
| Maaya Tʼaan | yua-000 | aal | 
| Maaya Tʼaan | yua-000 | aalkab u man meyah | 
| Maaya Tʼaan | yua-000 | chich | 
| Maaya Tʼaan | yua-000 | kʼanaʼan | 
| Maaya Tʼaan | yua-000 | seeb u meyah | 
| Maaya Tʼaan | yua-000 | yah | 
| 廣東話 | yue-000 | 重 | 
| Yavitero | yvt-000 | sina-hi | 
| diidza xhon | zad-000 | ziʼ | 
| Ngazidja Comorian | zdj-000 | -dziro | 
| Ngazidja Comorian | zdj-000 | dziro | 
| 原中国 | zho-000 | 重的 | 
| Mbunda | zmp-000 | odzúr | 
| Bahasa Malaysia | zsm-000 | berat | 
| Bahasa Malaysia | zsm-000 | giat | 
| Bahasa Malaysia | zsm-000 | kuat | 
| Bahasa Malaysia | zsm-000 | payah | 
| Bahasa Malaysia | zsm-000 | penting | 
| isiZulu | zul-000 | -nzima | 
| Shiwiʼma | zun-000 | yukti- | 
| Wuming | zyb-001 | zhaan35 | 
