From Proto-Finnic *ainaga, borrowed from Proto-Germanic *ainagaz (“sole”) (from *ainaz (“one”)), preserving the older meaning seen in the Latin cognate unicus (“unique”). Cognate with Estonian ainus, Votic ainõgo, Ingrian ainava, Livonian āinagi, Ludian ainag.
ainoa (not comparable)
| Inflection of ainoa (Kotus type 15/korkea, no gradation) | |||
|---|---|---|---|
| nominative | ainoa | ainoat | |
| genitive | ainoan | ainoiden ainoitten | |
| partitive | ainoaa ainoata |
ainoita | |
| illative | ainoaan | ainoisiin ainoihin | |
| singular | plural | ||
| nominative | ainoa | ainoat | |
| accusative | nom. | ainoa | ainoat |
| gen. | ainoan | ||
| genitive | ainoan | ainoiden ainoitten ainoainrare | |
| partitive | ainoaa ainoata |
ainoita | |
| inessive | ainoassa | ainoissa | |
| elative | ainoasta | ainoista | |
| illative | ainoaan | ainoisiin ainoihin | |
| adessive | ainoalla | ainoilla | |
| ablative | ainoalta | ainoilta | |
| allative | ainoalle | ainoille | |
| essive | ainoana | ainoina | |
| translative | ainoaksi | ainoiksi | |
| abessive | ainoatta | ainoitta | |
| instructive | — | ainoin | |
| comitative | — | ainoine | |