Declension table of ?mahāsvana

Masculine	Singular	Dual	Plural
Nominative	mahāsvanaḥ	mahāsvanau	mahāsvanāḥ
Vocative	mahāsvana	mahāsvanau	mahāsvanāḥ
Accusative	mahāsvanam	mahāsvanau	mahāsvanān
Instrumental	mahāsvanena	mahāsvanābhyām	mahāsvanaiḥ mahāsvanebhiḥ
Dative	mahāsvanāya	mahāsvanābhyām	mahāsvanebhyaḥ
Ablative	mahāsvanāt	mahāsvanābhyām	mahāsvanebhyaḥ
Genitive	mahāsvanasya	mahāsvanayoḥ	mahāsvanānām
Locative	mahāsvane	mahāsvanayoḥ	mahāsvaneṣu

Compound mahāsvana -

Adverb -mahāsvanam -mahāsvanāt