| English | eng-000 |
| efficaciously | |
| العربية | arb-000 | بشكل فعّال |
| العربية | arb-000 | بفعالية |
| Universal Networking Language | art-253 | efficaciously(icl>how,ant>inefficaciously,com>efficacious) |
| български | bul-000 | ефикасно |
| čeština | ces-000 | efektivně |
| čeština | ces-000 | účinně |
| 普通话 | cmn-000 | 有效地 |
| 普通话 | cmn-000 | 灵验地 |
| 國語 | cmn-001 | 有效地 |
| Deutsch | deu-000 | effektiv |
| Deutsch | deu-000 | wirksam |
| Deutsch | deu-000 | wirksame |
| Deutsch | deu-000 | wirkungsvoll |
| eesti | ekk-000 | mõjusalt |
| eesti | ekk-000 | tulemusrikkalt |
| eesti | ekk-000 | tõhusalt |
| English | eng-000 | certainly |
| English | eng-000 | effectively |
| English | eng-000 | effectually |
| English | eng-000 | efficiently |
| English | eng-000 | expeditiously |
| English | eng-000 | successfully |
| English | eng-000 | surely |
| suomi | fin-000 | tehokkaaasti |
| suomi | fin-000 | tehokkaasti |
| français | fra-000 | activement |
| français | fra-000 | effectivement |
| français | fra-000 | efficacement |
| hrvatski | hrv-000 | učinkovito |
| interlingua | ina-000 | effectivemente |
| interlingua | ina-000 | efficacemente |
| italiano | ita-000 | efficacemente |
| italiano | ita-000 | validamente |
| 日本語 | jpn-000 | 効果的 |
| latine | lat-000 | efficāciter |
| Lingua Franca Nova | lfn-000 | produos |
| Lingua Franca Nova | lfn-000 | produosa |
| олык марий | mhr-000 | эффективнын |
| polski | pol-000 | skutecznie |
| português | por-000 | efetivamente |
| português | por-000 | eficazmente |
| português | por-000 | eficientemente |
| русский | rus-000 | действенно |
| русский | rus-000 | эффективно |
| ภาษาไทย | tha-000 | ชะงัด |
| ภาษาไทย | tha-000 | อย่างไ้ด้ผล |
| ภาษาไทย | tha-000 | แน่ |
| ภาษาไทย | tha-000 | ได้การ |
| ภาษาไทย | tha-000 | ได้จริง |
| ภาษาไทย | tha-000 | ได้เรื่อง |