| interlingua | ina-000 |
| naive | |
| العربية | arb-000 | ساذج |
| العربية | arb-000 | غر |
| беларуская | bel-000 | наіўны |
| ελληνικά | ell-000 | απλοϊκός |
| ελληνικά | ell-000 | ναΐφ |
| English | eng-000 | credulous |
| English | eng-000 | naif |
| English | eng-000 | naive |
| English | eng-000 | simple-minded |
| English | eng-000 | unsophisticated |
| Esperanto | epo-000 | naiva |
| français | fra-000 | naïf |
| interlingua | ina-000 | credule |
| interlingua | ina-000 | ingenue |
| italiano | ita-000 | gonzo |
| italiano | ita-000 | ingenuo |
| italiano | ita-000 | innocente |
| polski | pol-000 | naiwny |
| русский | rus-000 | наивный |
| español | spa-000 | cándido |
| español | spa-000 | ingenuo |
| svenska | swe-000 | naiv |
| українська | ukr-000 | наївний |
| ייִדיש | ydd-000 | נאַיוו |