From oppi (“school”) + -nikka.
opinikka
| Declension of opinikka (type 3/kana, kk-k gradation) | ||
|---|---|---|
| singular | plural | |
| nominative | opinikka | opinikat |
| genitive | opinikan | opinikkoin |
| partitive | opinikkaa | opinikkoja |
| illative | opinikkaa | opinikkoi |
| inessive | opinikas | opinikois |
| elative | opinikast | opinikoist |
| allative | opinikalle | opinikoille |
| adessive | opinikal | opinikoil |
| ablative | opinikalt | opinikoilt |
| translative | opinikaks | opinikoiks |
| essive | opinikkanna, opinikkaan | opinikkoinna, opinikkoin |
| exessive1) | opinikkant | opinikkoint |
| 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. | ||