| Afrikaans | afr-000 |
| tetravalent | |
| Afrikaans | afr-000 | kwadrivalent |
| Afrikaans | afr-000 | vierwaardig |
| català | cat-000 | tetravalent |
| Deutsch | deu-000 | vierwertig |
| English | eng-000 | quadrivalent |
| English | eng-000 | tetravalent |
| italiano | ita-000 | tetravalente |
| 한국어 | kor-000 | 4가의 |
| slovenčina | slk-000 | štvormocný |
| español | spa-000 | tetravalente |