| Part of speech | cardinal number |
|---|---|
| Hyphenation | naŭ·dek |
| ? | |
|---|---|
| Afrikaans | negentig |
| Albanian | nëntëdhjetë |
| Catalan | noranta |
| Danish | halvfems |
| Dutch | negentig |
| English | ninety |
| English (Old English) | hundnigontig |
| Finnish | yhdeksänkymmentä |
| French | nonante; quatre‐vingt‐dix |
| German | neunzig |
| Greek | εβενήντα |
| Hungarian | kilencven |
| Icelandic | níutíu |
| Italian | novanta |
| Jamaican Patois | nainti |
| Latin | nonaginta |
| Low German | neagentig |
| Luxemburgish | nonzeg |
| Norwegian | nitti |
| Papiamento | nobenta |
| Portuguese | noventa |
| Saterland Frisian | njuugentich |
| Sranan | neygitenti |
| Swahili | tisini |
| Swedish | nitti; nittio |
| Thai | เก้าสิบ |
| West Frisian | njoggentich |