| português | por-000 |
| árduo | |
| العربية | arb-000 | شَاق |
| العربية | arb-000 | صعْب |
| العربية | arb-000 | مقِيت |
| العربية | arb-000 | مُؤْلِم |
| العربية | arb-000 | مُحْزِن |
| العربية | arb-000 | مُوجِع |
| Romániço | art-013 | ardua |
| asturianu | ast-000 | penosu |
| български | bul-000 | болезнен |
| български | bul-000 | мъчен |
| български | bul-000 | мъчителен |
| български | bul-000 | недостъпен |
| български | bul-000 | стръмен |
| български | bul-000 | труден |
| български | bul-000 | усилен |
| català | cat-000 | ardu |
| català | cat-000 | difícil |
| català | cat-000 | dolorós |
| català | cat-000 | dur |
| català | cat-000 | penós |
| 普通话 | cmn-000 | 令人不快的 |
| 普通话 | cmn-000 | 困难的 |
| 普通话 | cmn-000 | 疼痛的 |
| 普通话 | cmn-000 | 痛苦的 |
| 普通话 | cmn-000 | 艰苦 |
| 普通话 | cmn-000 | 艰苦的 |
| 普通话 | cmn-000 | 艰难的 |
| 普通话 | cmn-000 | 难 |
| 普通话 | cmn-000 | 难以 |
| 國語 | cmn-001 | 不便 |
| 國語 | cmn-001 | 艱苦 |
| dansk | dan-000 | smertefuld |
| dansk | dan-000 | smertelig |
| dansk | dan-000 | svær |
| dansk | dan-000 | vanskelig |
| Deutsch | deu-000 | anstrengend |
| Deutsch | deu-000 | beschwerlich |
| Deutsch | deu-000 | dolent |
| Deutsch | deu-000 | erschöpfend |
| Deutsch | deu-000 | hart |
| Deutsch | deu-000 | mühsam |
| Deutsch | deu-000 | sauer |
| Deutsch | deu-000 | schwer |
| Deutsch | deu-000 | schwierig |
| Deutsch | deu-000 | steil |
| ελληνικά | ell-000 | αλγεινός |
| ελληνικά | ell-000 | δύσκολος |
| ελληνικά | ell-000 | επίπονος |
| ελληνικά | ell-000 | οδυνηρός |
| English | eng-000 | arduous |
| English | eng-000 | backbreaking |
| English | eng-000 | difficult |
| English | eng-000 | exacting |
| English | eng-000 | hard |
| English | eng-000 | laborious |
| English | eng-000 | painful |
| English | eng-000 | smarting |
| English | eng-000 | strenuous |
| English | eng-000 | tough |
| English | eng-000 | uphill |
| Esperanto | epo-000 | dolora |
| Esperanto | epo-000 | laboriga |
| Esperanto | epo-000 | malfacila |
| Esperanto | epo-000 | peniga |
| euskara | eus-000 | mingarri |
| euskara | eus-000 | nekoso |
| suomi | fin-000 | ankara |
| suomi | fin-000 | hankala |
| suomi | fin-000 | jyrkkä |
| suomi | fin-000 | kivulias |
| suomi | fin-000 | kivulloinen |
| suomi | fin-000 | rasittava |
| suomi | fin-000 | raskas |
| suomi | fin-000 | tuskainen |
| suomi | fin-000 | tuskaisa |
| suomi | fin-000 | tuskallinen |
| suomi | fin-000 | työläs |
| suomi | fin-000 | uuvuttava |
| suomi | fin-000 | vaativa |
| suomi | fin-000 | vaikea |
| suomi | fin-000 | vaivalloinen |
| français | fra-000 | ardu |
| français | fra-000 | aïe |
| français | fra-000 | difficile |
| français | fra-000 | douloureux |
| français | fra-000 | dur |
| français | fra-000 | laborieux |
| français | fra-000 | pénible |
| Romant | fro-000 | dolent |
| Frysk | fry-000 | sear |
| galego | glg-000 | difícil |
| galego | glg-000 | doloroso |
| galego | glg-000 | duro |
| Srpskohrvatski | hbs-001 | mukotrpan |
| עִברִית | heb-003 | קָשֶׁה |
| hiMxI | hin-004 | xuKaxAyI |
| hrvatski | hrv-000 | bolan |
| hrvatski | hrv-000 | mučan |
| hrvatski | hrv-000 | naporan |
| hrvatski | hrv-000 | prebolne |
| hrvatski | hrv-000 | težak |
| magyar | hun-000 | fáradságos |
| magyar | hun-000 | fárasztó |
| magyar | hun-000 | megerőltető |
| magyar | hun-000 | nehéz |
| արևելահայերեն | hye-000 | դըժվար |
| Ido | ido-000 | ardua |
| interlingua | ina-000 | ardue |
| bahasa Indonesia | ind-000 | berat |
| bahasa Indonesia | ind-000 | kerih |
| bahasa Indonesia | ind-000 | kompleks |
| bahasa Indonesia | ind-000 | lara |
| bahasa Indonesia | ind-000 | lidas |
| bahasa Indonesia | ind-000 | menyakitkan |
| bahasa Indonesia | ind-000 | menyengsarakan |
| bahasa Indonesia | ind-000 | muskil |
| bahasa Indonesia | ind-000 | nyeri |
| bahasa Indonesia | ind-000 | payah |
| bahasa Indonesia | ind-000 | pedih |
| bahasa Indonesia | ind-000 | perih |
| bahasa Indonesia | ind-000 | perit |
| bahasa Indonesia | ind-000 | rentik |
| bahasa Indonesia | ind-000 | rodan |
| bahasa Indonesia | ind-000 | rumit |
| bahasa Indonesia | ind-000 | rumpil |
| bahasa Indonesia | ind-000 | runyam |
| bahasa Indonesia | ind-000 | ruwet |
| bahasa Indonesia | ind-000 | sakit |
| bahasa Indonesia | ind-000 | sarit |
| bahasa Indonesia | ind-000 | senting |
| bahasa Indonesia | ind-000 | sukar |
| bahasa Indonesia | ind-000 | sulit |
| bahasa Indonesia | ind-000 | susah |
| íslenska | isl-000 | kvalafullur |
| íslenska | isl-000 | sársaukafullur |
| italiano | ita-000 | ardua |
| italiano | ita-000 | arduo |
| italiano | ita-000 | che fa male |
| italiano | ita-000 | difficile |
| italiano | ita-000 | difficoltoso |
| italiano | ita-000 | disagevole |
| italiano | ita-000 | dolorose |
| italiano | ita-000 | dolorosissime |
| italiano | ita-000 | doloroso |
| italiano | ita-000 | duro |
| italiano | ita-000 | faticoso |
| italiano | ita-000 | penoso |
| italiano | ita-000 | tormentoso |
| 日本語 | jpn-000 | いたい |
| 日本語 | jpn-000 | つらい |
| 日本語 | jpn-000 | むずい |
| 日本語 | jpn-000 | ムズい |
| 日本語 | jpn-000 | 切ない |
| 日本語 | jpn-000 | 困難 |
| 日本語 | jpn-000 | 心憂い |
| 日本語 | jpn-000 | 心苦しい |
| 日本語 | jpn-000 | 悩ましげ |
| 日本語 | jpn-000 | 有痛性 |
| 日本語 | jpn-000 | 甚い |
| 日本語 | jpn-000 | 痛い |
| 日本語 | jpn-000 | 苦い |
| 日本語 | jpn-000 | 苦しい |
| 日本語 | jpn-000 | 辛い |
| 日本語 | jpn-000 | 難い |
| 日本語 | jpn-000 | 難し |
| 日本語 | jpn-000 | 難しい |
| 日本語 | jpn-000 | 難儀 |
| 日本語 | jpn-000 | 骨の折れる |
| ქართული | kat-000 | მტკივნეული |
| Kurmancî | kmr-000 | biazar |
| Kurmancî | kmr-000 | biezyet |
| Kurmancî | kmr-000 | biêş |
| Kurmancî | kmr-000 | jandar |
| Kurmancî | kmr-000 | êşdar |
| 한국어 | kor-000 | 고난 |
| 한국어 | kor-000 | 고통스럽게 |
| 한국어 | kor-000 | 괴로운 |
| 한국어 | kor-000 | 애써서 |
| latine | lat-000 | laboriosus |
| Nederlands | nld-000 | deerlijk |
| Nederlands | nld-000 | moeilijk te beklimmen |
| Nederlands | nld-000 | moeizaam |
| Nederlands | nld-000 | smartelijk |
| Nederlands | nld-000 | steil |
| Nederlands | nld-000 | uitputtend |
| Nederlands | nld-000 | zwaar |
| bokmål | nob-000 | slitsom |
| bokmål | nob-000 | smertefull |
| bokmål | nob-000 | vanskelig |
| occitan | oci-000 | dolorós |
| occitan | oci-000 | penós |
| فارسی | pes-000 | صعب |
| polski | pol-000 | bolesny |
| polski | pol-000 | bolący |
| polski | pol-000 | dojmujący |
| polski | pol-000 | mozolny |
| polski | pol-000 | niesłodki |
| polski | pol-000 | uciążliwy |
| português | por-000 | difícil |
| português | por-000 | dolorido |
| português | por-000 | doloroso |
| português | por-000 | doído |
| português | por-000 | extenuante |
| português | por-000 | foda |
| português | por-000 | intrincado |
| română | ron-000 | dureros |
| русский | rus-000 | круто́й |
| русский | rus-000 | напряжённый |
| русский | rus-000 | тру́дный |
| русский | rus-000 | труднодосту́пный |
| русский | rus-000 | трудный |
| русский | rus-000 | тя́гостный |
| русский | rus-000 | тя́жкий |
| русский | rus-000 | тяжёлый |
| slovenščina | slv-000 | tegoben |
| slovenščina | slv-000 | težaven |
| slovenščina | slv-000 | težek |
| slovenščina | slv-000 | trd |
| español | spa-000 | arduo |
| español | spa-000 | difícil |
| español | spa-000 | dolorosa |
| español | spa-000 | doloroso |
| español | spa-000 | duro |
| español | spa-000 | penoso |
| español | spa-000 | riguroso |
| svenska | swe-000 | ansträngande |
| svenska | swe-000 | arbetsam |
| svenska | swe-000 | avancerad |
| svenska | swe-000 | besvärlig |
| svenska | swe-000 | brant |
| svenska | swe-000 | jobbig |
| svenska | swe-000 | krånglig |
| svenska | swe-000 | mödosam |
| svenska | swe-000 | plågsam |
| svenska | swe-000 | smärtsam |
| svenska | swe-000 | svår |
| ภาษาไทย | tha-000 | ยาก |
| ภาษาไทย | tha-000 | เจ็บปวด |
| Türkçe | tur-000 | ağrılı |
| Türkçe | tur-000 | ağrıtan |
| Türkçe | tur-000 | ağır |
| Türkçe | tur-000 | gayretli |
| Türkçe | tur-000 | güç |
| Türkçe | tur-000 | sarp |
| Türkçe | tur-000 | zor |
| Türkçe | tur-000 | çetin |
| українська | ukr-000 | болючий |
| Vlaams | vls-000 | pijnlijk |
| Bahasa Malaysia | zsm-000 | berat |
| Bahasa Malaysia | zsm-000 | kerih |
| Bahasa Malaysia | zsm-000 | kompleks |
| Bahasa Malaysia | zsm-000 | lara |
| Bahasa Malaysia | zsm-000 | lidas |
| Bahasa Malaysia | zsm-000 | menyakitkan |
| Bahasa Malaysia | zsm-000 | menyeksa |
| Bahasa Malaysia | zsm-000 | menyengsarakan |
| Bahasa Malaysia | zsm-000 | nyeri |
| Bahasa Malaysia | zsm-000 | payah |
| Bahasa Malaysia | zsm-000 | pedih |
| Bahasa Malaysia | zsm-000 | perih |
| Bahasa Malaysia | zsm-000 | perit |
| Bahasa Malaysia | zsm-000 | rodan |
| Bahasa Malaysia | zsm-000 | rumit |
| Bahasa Malaysia | zsm-000 | rumpil |
| Bahasa Malaysia | zsm-000 | runyam |
| Bahasa Malaysia | zsm-000 | ruwet |
| Bahasa Malaysia | zsm-000 | sakit |
| Bahasa Malaysia | zsm-000 | sarit |
| Bahasa Malaysia | zsm-000 | senting |
| Bahasa Malaysia | zsm-000 | sukar |
| Bahasa Malaysia | zsm-000 | sulit |
| Bahasa Malaysia | zsm-000 | susah |