| Romániço | art-013 |
| ideo | |
| dansk | dan-000 | ide |
| Deutsch | deu-000 | Idee |
| English | eng-000 | idea |
| Esperanto | epo-000 | ideo |
| français | fra-000 | idée |
| Ido | ido-000 | ideo |
| interlingua | ina-000 | idea |
| italiano | ita-000 | idea |
| Nederlands | nld-000 | idee |
| português | por-000 | ideia |
| español | spa-000 | idea |
| svenska | swe-000 | idé |