Declension table of ?arṇasvat

Masculine	Singular	Dual	Plural
Nominative	arṇasvān	arṇasvantau	arṇasvantaḥ
Vocative	arṇasvan	arṇasvantau	arṇasvantaḥ
Accusative	arṇasvantam	arṇasvantau	arṇasvataḥ
Instrumental	arṇasvatā	arṇasvadbhyām	arṇasvadbhiḥ
Dative	arṇasvate	arṇasvadbhyām	arṇasvadbhyaḥ
Ablative	arṇasvataḥ	arṇasvadbhyām	arṇasvadbhyaḥ
Genitive	arṇasvataḥ	arṇasvatoḥ	arṇasvatām
Locative	arṇasvati	arṇasvatoḥ	arṇasvatsu

Compound arṇasvat -

Adverb -arṇasvantam