| Novial | nov-000 |
| obskur | |
| Lingwa de Planeta | art-287 | bukoni-ney |
| Lingwa de Planeta | art-287 | tume |
| Sambahsa-mundialect | art-288 | deusk |
| Sambahsa-mundialect | art-288 | obscure |
| Deutsch | deu-000 | dunkel |
| Deutsch | deu-000 | obskur |
| English | eng-000 | dark |
| English | eng-000 | dim |
| English | eng-000 | obscure |
| English | eng-000 | unheard of |
| Esperanto | epo-000 | malhela |
| Esperanto | epo-000 | nekonata |
| Nederlands | nld-000 | donker |
| Nederlands | nld-000 | obscuur |
| русский | rus-000 | неизвестный |
| русский | rus-000 | тёмный |