| interlingua | ina-000 |
| principal | |
| Romániço | art-013 | principala |
| dansk | dan-000 | hovedsagelig |
| Deutsch | deu-000 | wichtigst |
| ελληνικά | ell-000 | κυριος |
| English | eng-000 | chief |
| English | eng-000 | foremost |
| English | eng-000 | head |
| English | eng-000 | leading |
| English | eng-000 | main |
| English | eng-000 | principal |
| English | eng-000 | top |
| Esperanto | epo-000 | precipa |
| français | fra-000 | principal |
| Ido | ido-000 | chefa |
| Ido | ido-000 | precipua |
| interlingua | ina-000 | eminente |
| interlingua | ina-000 | prime |
| italiano | ita-000 | capitale |
| italiano | ita-000 | precipuo |
| italiano | ita-000 | principale |
| italiano | ita-000 | supremo |
| Nederlands | nld-000 | hoofdzakelijk |
| polski | pol-000 | główny |
| español | spa-000 | principal |
| svenska | swe-000 | huvudsaklig |