Possibly syvä + -nto. While this would require a seemingly irregular shift from front into back vowels, the front-vowel variant syväntö is also attested in dialects.
suvanto
Inflection of suvanto (Kotus type 1*J/valo, nt-nn gradation) | ||||
---|---|---|---|---|
nominative | suvanto | suvannot | ||
genitive | suvannon | suvantojen | ||
partitive | suvantoa | suvantoja | ||
illative | suvantoon | suvantoihin | ||
singular | plural | |||
nominative | suvanto | suvannot | ||
accusative | nom. | suvanto | suvannot | |
gen. | suvannon | |||
genitive | suvannon | suvantojen | ||
partitive | suvantoa | suvantoja | ||
inessive | suvannossa | suvannoissa | ||
elative | suvannosta | suvannoista | ||
illative | suvantoon | suvantoihin | ||
adessive | suvannolla | suvannoilla | ||
ablative | suvannolta | suvannoilta | ||
allative | suvannolle | suvannoille | ||
essive | suvantona | suvantoina | ||
translative | suvannoksi | suvannoiksi | ||
abessive | suvannotta | suvannoitta | ||
instructive | — | suvannoin | ||
comitative | See the possessive forms below. |