From сӯййн (sūjjn, “hay, grass”) + ма̄нн (mānn, “month”). Cognate with Skolt Sami sueiʹnnmään and Northern Sami suoidnemánnu.
сӯййнма̄нн (sūjjnmānn)
| Declension of сӯййнма̄нн (type I noun, нн-н gradation) | ||
|---|---|---|
| Nominative | сӯййнма̄нн (sūjjnmānn) | |
| Genitive | сӯййнма̄н (sūjjnmān) | |
| Dative-Illative | сӯййнмоа̄ннэ (sūjjnmåånne) | |
| Comitative | сӯййнма̄нэнҍ (sūjjnmānen’) | |
| singular | plural | |
| Nominative | сӯййнма̄нн (sūjjnmānn) | сӯййнма̄н (sūjjnmān) |
| Accusative | сӯййнма̄н (sūjjnmān) | сӯййнма̄нэтҍ (sūjjnmānet’) |
| Genitive | сӯййнма̄н (sūjjnmān) | сӯййнма̄нэ (sūjjnmāne) |
| Dative-Illative | сӯййнмоа̄ннэ (sūjjnmåånne) | сӯййнма̄нэтҍ (sūjjnmānet’) |
| Locative | сӯййнма̄нэсьт (sūjjnmānes’t) | сӯййнма̄нэнҍ (sūjjnmānen’) |
| Comitative | сӯййнма̄нэнҍ (sūjjnmānen’) | сӯййнма̄нэгуэйм (sūjjnmāneguejm) |
| Abessive | сӯййнма̄нха (sūjjnmānxa) | сӯййнма̄нэха (sūjjnmānexa) |
| Essive | сӯййнма̄ннэнҍ (sūjjnmānnen’) | |
| Partitive | сӯййнма̄ннэ (sūjjnmānne) | |