Declension table of sapatna

Masculine	Singular	Dual	Plural
Nominative	sapatnaḥ	sapatnau	sapatnāḥ
Vocative	sapatna	sapatnau	sapatnāḥ
Accusative	sapatnam	sapatnau	sapatnān
Instrumental	sapatnena	sapatnābhyām	sapatnaiḥ sapatnebhiḥ
Dative	sapatnāya	sapatnābhyām	sapatnebhyaḥ
Ablative	sapatnāt	sapatnābhyām	sapatnebhyaḥ
Genitive	sapatnasya	sapatnayoḥ	sapatnānām
Locative	sapatne	sapatnayoḥ	sapatneṣu

Compound sapatna -

Adverb -sapatnam -sapatnāt