From Proto-Finnic *rooja. Cognates include Finnish ruoja and Estonian roe.
rooja
| Declension of rooja (type 3/koira, no gradation) | ||
|---|---|---|
| singular | plural | |
| nominative | rooja | roojat |
| genitive | roojan | roojiin |
| partitive | roojaa | roojia |
| illative | roojaa | roojii |
| inessive | roojaas | roojiis |
| elative | roojast | roojist |
| allative | roojalle | roojille |
| adessive | roojaal | roojiil |
| ablative | roojalt | roojilt |
| translative | roojaks | roojiks |
| essive | roojanna, roojaan | roojinna, roojiin |
| exessive1) | roojant | roojint |
| 1) obsolete *) the accusative corresponds with either the genitive (sg) or nominative (pl) **) the comitative is formed by adding the suffix -ka? or -kä? to the genitive. | ||