Declension table of ?jātavat

Masculine	Singular	Dual	Plural
Nominative	jātavān	jātavantau	jātavantaḥ
Vocative	jātavan	jātavantau	jātavantaḥ
Accusative	jātavantam	jātavantau	jātavataḥ
Instrumental	jātavatā	jātavadbhyām	jātavadbhiḥ
Dative	jātavate	jātavadbhyām	jātavadbhyaḥ
Ablative	jātavataḥ	jātavadbhyām	jātavadbhyaḥ
Genitive	jātavataḥ	jātavatoḥ	jātavatām
Locative	jātavati	jātavatoḥ	jātavatsu

Compound jātavat -

Adverb -jātavantam