Declension table of ?sominī

Feminine	Singular	Dual	Plural
Nominative	sominī	sominyau	sominyaḥ
Vocative	somini	sominyau	sominyaḥ
Accusative	sominīm	sominyau	sominīḥ
Instrumental	sominyā	sominībhyām	sominībhiḥ
Dative	sominyai	sominībhyām	sominībhyaḥ
Ablative	sominyāḥ	sominībhyām	sominībhyaḥ
Genitive	sominyāḥ	sominyoḥ	sominīnām
Locative	sominyām	sominyoḥ	sominīṣu

Compound somini - sominī -

Adverb -somini