| English | eng-000 |
| ineffectiveness | |
| العربية | arb-000 | عدم التأثير |
| Universal Networking Language | art-253 | ineffectiveness |
| Universal Networking Language | art-253 | ineffectiveness(icl>powerlessness>thing,ant>effectiveness) |
| català | cat-000 | incapacitat |
| català | cat-000 | incompetència |
| català | cat-000 | ineficàcia |
| català | cat-000 | inutilitat |
| čeština | ces-000 | neúčinnost |
| 普通话 | cmn-000 | 无效 |
| 國語 | cmn-001 | 低效率 |
| Cymraeg | cym-000 | aneffeithiolrwydd |
| Deutsch | deu-000 | Unwirksamkeit |
| Deutsch | deu-000 | Wirkungslosigkeit |
| eesti | ekk-000 | ebaefektiivsus |
| ελληνικά | ell-000 | αναποτελεσματικότητα |
| English | eng-000 | foolishness |
| English | eng-000 | futility |
| English | eng-000 | inactivity |
| English | eng-000 | ineffectuality |
| English | eng-000 | ineffectualness |
| English | eng-000 | inefficacy |
| English | eng-000 | inefficiency |
| English | eng-000 | invalidation |
| English | eng-000 | unproductiveness |
| English | eng-000 | worthlessness |
| euskara | eus-000 | ezgaitasun |
| euskara | eus-000 | gaitasunik ez |
| suomi | fin-000 | aikaansaamattomuus |
| suomi | fin-000 | tehottomuus |
| français | fra-000 | futilité |
| français | fra-000 | inefficacité |
| français | fra-000 | inutilité |
| galego | glg-000 | ineficacia |
| yn Ghaelg | glv-000 | neufondaght |
| yn Ghaelg | glv-000 | neufondid |
| yn Ghaelg | glv-000 | neuobbraght |
| yn Ghaelg | glv-000 | neuvreeoilid |
| हिन्दी | hin-000 | प्रभावहीनता |
| hrvatski | hrv-000 | nedjelotvornost |
| hrvatski | hrv-000 | neefikasnost |
| hrvatski | hrv-000 | neučinkovitost |
| italiano | ita-000 | inefficacia |
| italiano | ita-000 | inefficienza |
| 日本語 | jpn-000 | 無効 |
| にほんご | jpn-002 | むこう |
| 한국어 | kor-000 | 무효 |
| Lingua Franca Nova | lfn-000 | nonproduosia |
| македонски | mkd-000 | неефикасност |
| Mauka | mxx-000 | kùnndànɲá |
| polski | pol-000 | nieskuteczność |
| русский | rus-000 | бездейственность |
| русский | rus-000 | безрезультатность |
| русский | rus-000 | недейственность |
| русский | rus-000 | неэффективность |
| slovenščina | slv-000 | jalovost |
| slovenščina | slv-000 | neuspešnost |
| slovenščina | slv-000 | neučinkovitost |
| español | spa-000 | incapacidad |
| español | spa-000 | ineficacia |
| español | spa-000 | inoperancia |
| ภาษาไทย | tha-000 | การไร้ประโยชน์ |
| ภาษาไทย | tha-000 | ความไม่มีประโยชน์ |