From late Proto-Finnic *arina. Compare Finnish arina (“grating of a fireplace”), Ingrian arina (“entrance to a fireplace”).
arinõ
| Declension of arinõ (type III/jalkõ, no gradation) | ||
|---|---|---|
| singular | plural | |
| nominative | arinõ | arinõd |
| genitive | arina | arinojõ, arinoi |
| partitive | arina | arinoitõ, arinoi |
| illative | arinasõ, arina | arinoisõ |
| inessive | arinõz | arinoiz |
| elative | arinõssõ | arinoissõ |
| allative | arinõlõ | arinoilõ |
| adessive | arinõllõ | arinoillõ |
| ablative | arinõltõ | arinoiltõ |
| translative | arinõssi | arinoissi |
| *) the accusative corresponds with either the genitive (sg) or nominative (pl) **) the terminative is formed by adding the suffix -ssaa to the short illative (sg) or the genitive. ***) the comitative is formed by adding the suffix -ka to the genitive. | ||