| English | eng-000 |
| efficacious | |
| Afrikaans | afr-000 | potensiaal |
| العربية | arb-000 | تأثيري |
| العربية | arb-000 | فاعل |
| العربية | arb-000 | فعال |
| العربية | arb-000 | فعّال |
| Romániço | art-013 | eficaça |
| Universal Networking Language | art-253 | efficacious |
| Universal Networking Language | art-253 | efficacious(icl>adj,ant>inefficacious) |
| Universal Networking Language | art-253 | efficacious(icl>adj,equ>effective,ant>ineffective) |
| U+ | art-254 | 52B9 |
| U+ | art-254 | 9143 |
| U+ | art-254 | 971B |
| Lingwa de Planeta | art-287 | efektive |
| asturianu | ast-000 | posible |
| বাংলা | ben-000 | ̃ক |
| বাংলা | ben-000 | ̃কারক |
| বাংলা | ben-000 | উপকারী |
| বাংলা | ben-000 | ফল |
| বাংলা | ben-000 | সফল |
| brezhoneg | bre-000 | posupl |
| български | bul-000 | ефективен |
| български | bul-000 | ефикасен |
| català | cat-000 | potencial |
| čeština | ces-000 | efektivní |
| čeština | ces-000 | možný |
| čeština | ces-000 | potenciální |
| čeština | ces-000 | působivý |
| čeština | ces-000 | účinný |
| 普通话 | cmn-000 | 奏效 |
| 普通话 | cmn-000 | 效用 |
| 普通话 | cmn-000 | 效验 |
| 普通话 | cmn-000 | 有力的 |
| 普通话 | cmn-000 | 有效 |
| 普通话 | cmn-000 | 有效果的 |
| 普通话 | cmn-000 | 有效的 |
| 普通话 | cmn-000 | 灵 |
| 普通话 | cmn-000 | 灵验 |
| 普通话 | cmn-000 | 灵验的 |
| 普通话 | cmn-000 | 疗效好 |
| 普通话 | cmn-000 | 管用 |
| 普通话 | cmn-000 | 药效好 |
| 普通话 | cmn-000 | 霛 |
| 普通话 | cmn-000 | 顶事 |
| 國語 | cmn-001 | 効 |
| 國語 | cmn-001 | 奏效 |
| 國語 | cmn-001 | 有功效 |
| 國語 | cmn-001 | 有效 |
| 國語 | cmn-001 | 有效力 |
| 國語 | cmn-001 | 有效果 |
| 國語 | cmn-001 | 有效的 |
| 國語 | cmn-001 | 療效好 |
| 國語 | cmn-001 | 管用 |
| 國語 | cmn-001 | 藥效好 |
| 國語 | cmn-001 | 酃 |
| 國語 | cmn-001 | 霛 |
| 國語 | cmn-001 | 靈 |
| 國語 | cmn-001 | 靈驗 |
| 國語 | cmn-001 | 靈驗的 |
| Hànyǔ | cmn-003 | ling2 |
| Hànyǔ | cmn-003 | líng |
| Hànyǔ | cmn-003 | xiao4 |
| Hànyǔ | cmn-003 | xiào |
| Yadu | cng-010 | tʂe |
| dansk | dan-000 | effektiv |
| Deutsch | deu-000 | wirksam |
| eesti | ekk-000 | efektiivne |
| eesti | ekk-000 | mõjus |
| eesti | ekk-000 | tulemusrikas |
| eesti | ekk-000 | tõhus |
| ελληνικά | ell-000 | αποτελεσματικός |
| ελληνικά | ell-000 | δραστικός |
| ελληνικά | ell-000 | τελεσφόρος |
| English | eng-000 | able |
| English | eng-000 | active |
| English | eng-000 | divine |
| English | eng-000 | drastic |
| English | eng-000 | driving |
| English | eng-000 | effective |
| English | eng-000 | effectiveness |
| English | eng-000 | effectual |
| English | eng-000 | efficient |
| English | eng-000 | energetic |
| English | eng-000 | fruitful |
| English | eng-000 | high-performance |
| English | eng-000 | ingenious |
| English | eng-000 | intelligent |
| English | eng-000 | mighty |
| English | eng-000 | of a quick effect |
| English | eng-000 | potent |
| English | eng-000 | powerful |
| English | eng-000 | prediction |
| English | eng-000 | productive |
| English | eng-000 | resultful |
| English | eng-000 | resulting |
| English | eng-000 | serviceable |
| English | eng-000 | smart |
| English | eng-000 | soul |
| English | eng-000 | spirit |
| English | eng-000 | spiritual |
| English | eng-000 | strong |
| English | eng-000 | successful |
| English | eng-000 | supernatural |
| English | eng-000 | telling |
| English | eng-000 | useful |
| English | eng-000 | working |
| Esperanto | epo-000 | efika |
| Esperanto | epo-000 | potencialhava |
| suomi | fin-000 | mahdollinen |
| suomi | fin-000 | potentiaalinen |
| suomi | fin-000 | tehokas |
| français | fra-000 | actif |
| français | fra-000 | effectif |
| français | fra-000 | efficace |
| français | fra-000 | possible |
| français | fra-000 | potentiel |
| Frysk | fry-000 | beskiedend |
| Frysk | fry-000 | ôfdwaande |
| galego | glg-000 | efectivo |
| galego | glg-000 | eficaz |
| galego | glg-000 | potencial |
| yn Ghaelg | glv-000 | fondagh |
| ગુજરાતી | guj-000 | ગુણકારક |
| ગુજરાતી | guj-000 | પરિણામ લાવનારું |
| 客家話 | hak-000 | 効 |
| 客家話 | hak-000 | 霛 |
| Hagfa Pinyim | hak-002 | hau3 |
| Hagfa Pinyim | hak-002 | hau5 |
| Hagfa Pinyim | hak-002 | hau6 |
| Hagfa Pinyim | hak-002 | lin2 |
| 客家话 | hak-006 | 霛 |
| kreyòl ayisyen | hat-000 | potansyèl |
| Srpskohrvatski | hbs-001 | potencijalan |
| Srpskohrvatski | hbs-001 | потенцијалан |
| हिन्दी | hin-000 | इष्टफलोत्पादक |
| हिन्दी | hin-000 | प्रभावोत्पादक |
| hiMxI | hin-004 | sAmarWya |
| hrvatski | hrv-000 | djelotvoran |
| hrvatski | hrv-000 | efektan |
| hrvatski | hrv-000 | efektivan |
| hrvatski | hrv-000 | efikasan |
| hrvatski | hrv-000 | proizvodni |
| hrvatski | hrv-000 | snažan |
| hrvatski | hrv-000 | učinkovit |
| magyar | hun-000 | eredményes |
| magyar | hun-000 | hathatós |
| magyar | hun-000 | hatékony |
| magyar | hun-000 | lehetséges |
| Ido | ido-000 | efikema |
| Ido | ido-000 | efikiva |
| ꆇꉙ | iii-000 | ꇿꋌ |
| ꆇꉙ | iii-000 | ꋍꈯꋋ |
| Nuo su | iii-001 | cyp ggur cyx |
| Nuo su | iii-001 | kat cy |
| Interlingue | ile-000 | eficaci |
| interlingua | ina-000 | effective |
| interlingua | ina-000 | efficace |
| interlingua | ina-000 | efficiente |
| interlingua | ina-000 | operante |
| bahasa Indonesia | ind-000 | ampuh |
| bahasa Indonesia | ind-000 | berkesan |
| bahasa Indonesia | ind-000 | efektif |
| bahasa Indonesia | ind-000 | makbul |
| bahasa Indonesia | ind-000 | manjur |
| bahasa Indonesia | ind-000 | mujarab |
| bahasa Indonesia | ind-000 | mustajab |
| bahasa Indonesia | ind-000 | sangkil |
| italiano | ita-000 | efficace |
| italiano | ita-000 | valido |
| 日本語 | jpn-000 | イフェクティブ |
| 日本語 | jpn-000 | イフェクティヴ |
| 日本語 | jpn-000 | エフェクティブ |
| 日本語 | jpn-000 | エフェクティヴ |
| 日本語 | jpn-000 | 効 |
| 日本語 | jpn-000 | 効果のある |
| 日本語 | jpn-000 | 効果的 |
| 日本語 | jpn-000 | 効能のある |
| 日本語 | jpn-000 | 効験あらたかな |
| 日本語 | jpn-000 | 有効 |
| 日本語 | jpn-000 | 酃 |
| Nihongo | jpn-001 | itasu |
| Nihongo | jpn-001 | kiku |
| Nihongo | jpn-001 | kou |
| Nihongo | jpn-001 | narau |
| Nihongo | jpn-001 | rei |
| Nihongo | jpn-001 | ryou |
| にほんご | jpn-002 | こうけんあらたかな |
| にほんご | jpn-002 | こうのうのある |
| монгол | khk-000 | үр бүтээлтэй |
| монгол | khk-000 | үр нөлөөтэй |
| Kurmancî | kmr-000 | karîger |
| 한국어 | kor-000 | 가능한 |
| 한국어 | kor-000 | 효과 있는 |
| Hangungmal | kor-001 | hyo |
| 韓國語 | kor-002 | 効 |
| latine | lat-000 | efficax |
| Lingua Franca Nova | lfn-000 | produos |
| Lingua Franca Nova | lfn-000 | produosa |
| Lau | llu-000 | ma-mana |
| Duhlian ṭawng | lus-000 | kawngro " su |
| Duhlian ṭawng | lus-000 | kawngro su |
| олык марий | mhr-000 | действенный |
| олык марий | mhr-000 | эффектив |
| олык марий | mhr-000 | эффективный |
| македонски | mkd-000 | можен |
| Maranao | mrw-000 | paekatinggas |
| Tâi-gí | nan-003 | lĕng |
| Tâi-gí | nan-003 | lĕng-giām |
| Tâi-gí | nan-003 | ū hāu-kó |
| Tâi-gí | nan-003 | ū hāu-le̍k |
| Tâi-gí | nan-003 | ū kong-hāu |
| Bân-lâm-gú | nan-005 | lêng |
| Nederlands | nld-000 | afdoend |
| Nederlands | nld-000 | doeltreffend |
| Nederlands | nld-000 | effectief |
| Nederlands | nld-000 | efficiënt |
| Nederlands | nld-000 | krachtig |
| Nederlands | nld-000 | werkdadig |
| Nederlands | nld-000 | werkzaam |
| bokmål | nob-000 | effektiv |
| bokmål | nob-000 | potensiell |
| bokmål | nob-000 | sannsynlig |
| bokmål | nob-000 | virksom |
| فارسی | pes-000 | اثر پذیر |
| فارسی | pes-000 | با نتیجه |
| فارسی | pes-000 | سریع الاثر |
| فارسی | pes-000 | قوی الاثر |
| فارسی | pes-000 | مؤثر |
| فارسی | pes-000 | نتیجه بخش |
| polski | pol-000 | potencjalny |
| polski | pol-000 | skuteczny |
| português | por-000 | efetivo |
| português | por-000 | eficaz |
| português | por-000 | eficiente |
| português | por-000 | potencial |
| română | ron-000 | eficace |
| русский | rus-000 | возможный |
| русский | rus-000 | действенный |
| русский | rus-000 | действительный |
| русский | rus-000 | результативный |
| русский | rus-000 | эффективный |
| संस्कृतम् | san-000 | अस्तुंकार |
| संस्कृतम् | san-000 | कृत्व्य |
| संस्कृतम् | san-000 | वीर्यवत् |
| संस्कृतम् | san-000 | साधु |
| slovenčina | slk-000 | dobrý |
| slovenčina | slk-000 | možný |
| slovenčina | slk-000 | napätosť |
| slovenčina | slk-000 | napäťový |
| slovenčina | slk-000 | nevírivý |
| slovenčina | slk-000 | potenciálny |
| slovenčina | slk-000 | potenciálový |
| slovenčina | slk-000 | pôsobivý |
| slovenčina | slk-000 | účinný |
| slovenščina | slv-000 | uspešen |
| slovenščina | slv-000 | učinkovit |
| español | spa-000 | dable |
| español | spa-000 | eficaz |
| español | spa-000 | poderoso |
| español | spa-000 | potencial |
| srpski | srp-001 | efikasan |
| srpski | srp-001 | proizvodan |
| svenska | swe-000 | effektiv |
| svenska | swe-000 | möjlig |
| svenska | swe-000 | potentiell |
| svenska | swe-000 | verksam |
| தமிழ் | tam-000 | அனுபவசித்தமான |
| தமிழ் | tam-000 | கைகண்ட |
| татарча | tat-001 | нәтиҗәле |
| తెలుగు | tel-000 | అమోఘ |
| తెలుగు | tel-000 | శక్తిమంత |
| తెలుగు | tel-000 | సమర్థ |
| తెలుగు | tel-000 | సమర్థవంత |
| ภาษาไทย | tha-000 | กลายเป็นได้ |
| ภาษาไทย | tha-000 | ซ่อนแฝง |
| ภาษาไทย | tha-000 | มีความสามารถซ่อนเร้นอยู่ |
| ภาษาไทย | tha-000 | มีประสิทธิภาพ |
| ภาษาไทย | tha-000 | มีผล |
| ภาษาไทย | tha-000 | เป็นได้ |
| ภาษาไทย | tha-000 | เป็นไปได้ |
| ภาษาไทย | tha-000 | ได้ผล |
| türkmençe | tuk-000 | degerli |
| Türkçe | tur-000 | açığa çıkmamış |
| Türkçe | tur-000 | etkili |
| Türkçe | tur-000 | istenen sonucu veren |
| Türkçe | tur-000 | potansiyel |
| Türkçe | tur-000 | tesirli |
| Türkçe | tur-000 | yararlı |
| Talossan | tzl-000 | eficaç |
| اردو | urd-000 | فائدہ مند |
| tiếng Việt | vie-000 | có hiệu lực |
| tiếng Việt | vie-000 | có hiệu quả |
| tiếng Việt | vie-000 | hiệu |
| tiếng Việt | vie-000 | hiệu lực |
| tiếng Việt | vie-000 | hiệu nghiệm |
| tiếng Việt | vie-000 | kiến hiệu |
| tiếng Việt | vie-000 | linh |
| tiếng Việt | vie-000 | sinh lợi |
| 𡨸儒 | vie-001 | 効 |
| 溫州話 | wuu-006 | 靈驗 |
| y˦tɕiu˦ɦo˨ | wuu-007 | leŋ˨˩ ȵiɛ˩˩ |
| Nourmaund | xno-000 | vailant |
| Nourmaund | xno-000 | vailaunt |
| Nourmaund | xno-000 | vaileer |
| Nourmaund | xno-000 | vailer |
| Nourmaund | xno-000 | vaillainz |
| Nourmaund | xno-000 | vailland |
| Nourmaund | xno-000 | vaillant |
| Nourmaund | xno-000 | vaillaunt |
| Nourmaund | xno-000 | vaillent |
| Nourmaund | xno-000 | vailler |
| Nourmaund | xno-000 | vaillere |
| Nourmaund | xno-000 | vaillian |
| Nourmaund | xno-000 | vailliant |
| Nourmaund | xno-000 | valeir |
| Nourmaund | xno-000 | valer |
| Nourmaund | xno-000 | valier |
| Nourmaund | xno-000 | valler |
| Nourmaund | xno-000 | valoir |
| Nourmaund | xno-000 | veillant |
| Nourmaund | xno-000 | verteus |
| Nourmaund | xno-000 | vertous |
| Nourmaund | xno-000 | vertuos |
| Nourmaund | xno-000 | vertuous |
| Nourmaund | xno-000 | vertuus |
| Nourmaund | xno-000 | virtueus |
| Nourmaund | xno-000 | wallant |
| ייִדיש | ydd-000 | עפֿעקטיוו |
| 廣東話 | yue-000 | 効 |
| 廣東話 | yue-000 | 酃 |
| 廣東話 | yue-000 | 霛 |
| gwong2dung1 wa2 | yue-003 | haau6 |
| gwong2dung1 wa2 | yue-003 | leng4 |
| gwong2dung1 wa2 | yue-003 | ling4 |
| 广东话 | yue-004 | 霛 |
| Bahasa Malaysia | zsm-000 | ampuh |
| Bahasa Malaysia | zsm-000 | berkesan |
| Bahasa Malaysia | zsm-000 | efektif |
| Bahasa Malaysia | zsm-000 | makbul |
| Bahasa Malaysia | zsm-000 | manjur |
| Bahasa Malaysia | zsm-000 | mujarab |
| Bahasa Malaysia | zsm-000 | mustajab |
| Bahasa Malaysia | zsm-000 | sangkil |