From Old High German alt, from Proto-Germanic *aldaz. Cognate with German alt, Dutch oud, English old.
altu
From Vulgar Latin *altru, from Latin alter, alterum. Compare Romanian alt.
altu m (f altã, m plural altsã, f plural alti)
From Latin altus. Compare Galician alto, Portuguese alto, Spanish alto.
altu m sg (feminine singular alta, neuter singular alto, masculine plural altos, feminine plural altes)
| gend/num | singular | plural |
|---|---|---|
| masculine | altu | altos |
| feminine | alta | altes |
| neuter | alto | - |
altu (comparative altuago, superlative altuen, excessive altuegi)
| indefinite | singular | plural | ||
|---|---|---|---|---|
| absolutive | altu | altua | altuak | |
| ergative | altuk | altuak | altuek | |
| dative | alturi | altuari | altuei | |
| genitive | alturen | altuaren | altuen | |
| comitative | alturekin | altuarekin | altuekin | |
| causative | alturengatik | altuarengatik | altuengatik | |
| benefactive | alturentzat | altuarentzat | altuentzat | |
| instrumental | altuz | altuaz | altuez | |
| inessive | anim. | alturengan | altuarengan | altuengan |
| inanim. | altutan | altuan | altuetan | |
| locative | anim. | — | — | — |
| inanim. | altutako | altuko | altuetako | |
| allative | anim. | alturengana | altuarengana | altuengana |
| inanim. | altutara | altura | altuetara | |
| terminative | anim. | alturenganaino | altuarenganaino | altuenganaino |
| inanim. | altutaraino | alturaino | altuetaraino | |
| directive | anim. | alturenganantz | altuarenganantz | altuenganantz |
| inanim. | altutarantz | alturantz | altuetarantz | |
| destinative | anim. | alturenganako | altuarenganako | altuenganako |
| inanim. | altutarako | alturako | altuetarako | |
| ablative | anim. | alturengandik | altuarengandik | altuengandik |
| inanim. | altutatik | altutik | altuetatik | |
| partitive | alturik | — | — | |
| prolative | altutzat | — | — | |
altū
From Vulgar Latin *altru, from Latin alter, alterum. Compare Romanian alt.
altu