| Part of speech | unknown part of speech |
|---|
| Singular | Plural | |
|---|---|---|
| Nominative | altano | altanoj |
| Accusative | altanon | altanojn |
| Dutch | uitkijkpunt |
|---|---|
| English | watch‐tower; belvedere; terrace |
| French | belvédère; terrasse |
| German | Altan; Söller |
| Portuguese | belveder; belver; mirante; palanque |