From koosi (“design”) + -kas.
koosikas (comparative koosikkaamp)
| Declension of koosikas (type 2/patsas, kk-k gradation) | ||
|---|---|---|
| singular | plural | |
| nominative | koosikas | koosikkaat |
| genitive | koosikkaan | koosikkain |
| partitive | koosikasta, koosikast | koosikkaita, koosikkaja |
| illative | koosikkaasse | koosikkaisse |
| inessive | koosikkaas | koosikkais |
| elative | koosikkaast | koosikkaist |
| allative | koosikkaalle | koosikkaille |
| adessive | koosikkaal | koosikkail |
| ablative | koosikkaalt | koosikkailt |
| translative | koosikkaaks | koosikkaiks |
| essive | koosikkaanna, koosikkaan | koosikkainna, koosikkain |
| exessive1) | koosikkaant | koosikkaint |
| 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. | ||