From aivina (“heckled flax”) + -in. Akin to dialectal Finnish aivinainen.
aivinain (comparative aivinaisemp)
| Declension of aivinain (type 1/kärpäin, no gradation) | ||
|---|---|---|
| singular | plural | |
| nominative | aivinain | aivinaiset |
| genitive | aivinaisen | aivinaisiin |
| partitive | aivinaista, aivinaist | aivinaisia |
| illative | aivinaisee | aivinaisii |
| inessive | aivinaisees | aivinaisiis |
| elative | aivinaisest | aivinaisist |
| allative | aivinaiselle | aivinaisille |
| adessive | aivinaiseel | aivinaisiil |
| ablative | aivinaiselt | aivinaisilt |
| translative | aivinaiseks | aivinaisiks |
| essive | aivinaisenna, aivinaiseen | aivinaisinna, aivinaisiin |
| exessive1) | aivinaisent | aivinaisint |
| 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. | ||
| Soikkola declension of aivinain (type 1/kärpäin, no gradation) | ||
|---|---|---|
| singular | plural | |
| nominative | aivinain | aivinaiset, aivinaist |
| genitive | aivinaisen | aivinaisiin |
| partitive | aivinaista, aivinaist | aivinaisia |
| illative | aivinaisee | aivinaisii |
| inessive | aivinaisees | aivinaisiis |
| elative | aivinaiseest | aivinaisiist |
| allative | aivinaiselle | aivinaisille |
| adessive | aivinaiseel | aivinaisiil |
| ablative | aivinaiseelt | aivinaisiilt |
| translative | aivinaiseeks | aivinaisiiks |
| essive | aivinaiseen | aivinaisiin |
| exessive1) | aivinaiseent | aivinaisiint |
| 1) obsolete *) the accusative corresponds with either the genitive (sg) or nominative (pl) | ||