| Part of speech | unknown part of speech |
|---|
| Singular | Plural | |
|---|---|---|
| Nominative | altaro | altaroj |
| Accusative | altaron | altarojn |
| Afrikaans | altaar |
|---|---|
| Catalan | altar |
| Danish | alter |
| Dutch | altaar |
| English | altar |
| English (Old English) | altare; wigbed; wibed; weofod |
| French | autel |
| German | Altar; Ritualpodest |
| Hungarian | oltár |
| Italian | altare |
| Latin | altaria; ara |
| Papiamento | altá; altar |
| Polish | ołtarz |
| Portuguese | altar |
| Russian | алтарь |
| Saterland Frisian | Oalter |
| Spanish | altar |
| Swedish | altare |
| Thai | โต๊ะบูชา; แท่น |
| West Frisian | alter |