| Lingwa de Planeta | art-287 |
| norasum-ney | |
| Sambahsa-mundialect | art-288 | akmak |
| Deutsch | deu-000 | töricht |
| Deutsch | deu-000 | unklug |
| Deutsch | deu-000 | unvernünftig |
| English | eng-000 | foolish |
| English | eng-000 | unreasonable |
| English | eng-000 | unwise |
| Esperanto | epo-000 | malsaĝa |
| Esperanto | epo-000 | stulta |
| Nederlands | nld-000 | gek |
| Nederlands | nld-000 | mal |
| Novial | nov-000 | folatri |
| русский | rus-000 | глупый |
| русский | rus-000 | неразумный |