Declension table of sapatnī

Feminine	Singular	Dual	Plural
Nominative	sapatnī	sapatnyau	sapatnyaḥ
Vocative	sapatni	sapatnyau	sapatnyaḥ
Accusative	sapatnīm	sapatnyau	sapatnīḥ
Instrumental	sapatnyā	sapatnībhyām	sapatnībhiḥ
Dative	sapatnyai	sapatnībhyām	sapatnībhyaḥ
Ablative	sapatnyāḥ	sapatnībhyām	sapatnībhyaḥ
Genitive	sapatnyāḥ	sapatnyoḥ	sapatnīnām
Locative	sapatnyām	sapatnyoḥ	sapatnīṣu

Compound sapatni - sapatnī -

Adverb -sapatni