sana + -iainen, after its use in sananjalka. Taken into wide use through Elias Lönnrot's Flora Fennica (1860), but first attested in 1326. through a toponym (place name).
saniainen
| Inflection of saniainen (Kotus type 38/nainen, no gradation) | ||||
|---|---|---|---|---|
| nominative | saniainen | saniaiset | ||
| genitive | saniaisen | saniaisten saniaisien | ||
| partitive | saniaista | saniaisia | ||
| illative | saniaiseen | saniaisiin | ||
| singular | plural | |||
| nominative | saniainen | saniaiset | ||
| accusative | nom. | saniainen | saniaiset | |
| gen. | saniaisen | |||
| genitive | saniaisen | saniaisten saniaisien | ||
| partitive | saniaista | saniaisia | ||
| inessive | saniaisessa | saniaisissa | ||
| elative | saniaisesta | saniaisista | ||
| illative | saniaiseen | saniaisiin | ||
| adessive | saniaisella | saniaisilla | ||
| ablative | saniaiselta | saniaisilta | ||
| allative | saniaiselle | saniaisille | ||
| essive | saniaisena | saniaisina | ||
| translative | saniaiseksi | saniaisiksi | ||
| abessive | saniaisetta | saniaisitta | ||
| instructive | — | saniaisin | ||
| comitative | See the possessive forms below. | |||