Declension table of ?ātmanvat

Masculine	Singular	Dual	Plural
Nominative	ātmanvān	ātmanvantau	ātmanvantaḥ
Vocative	ātmanvan	ātmanvantau	ātmanvantaḥ
Accusative	ātmanvantam	ātmanvantau	ātmanvataḥ
Instrumental	ātmanvatā	ātmanvadbhyām	ātmanvadbhiḥ
Dative	ātmanvate	ātmanvadbhyām	ātmanvadbhyaḥ
Ablative	ātmanvataḥ	ātmanvadbhyām	ātmanvadbhyaḥ
Genitive	ātmanvataḥ	ātmanvatoḥ	ātmanvatām
Locative	ātmanvati	ātmanvatoḥ	ātmanvatsu

Compound ātmanvat -

Adverb -ātmanvantam