Declension table of ?nīlavat

Masculine	Singular	Dual	Plural
Nominative	nīlavān	nīlavantau	nīlavantaḥ
Vocative	nīlavan	nīlavantau	nīlavantaḥ
Accusative	nīlavantam	nīlavantau	nīlavataḥ
Instrumental	nīlavatā	nīlavadbhyām	nīlavadbhiḥ
Dative	nīlavate	nīlavadbhyām	nīlavadbhyaḥ
Ablative	nīlavataḥ	nīlavadbhyām	nīlavadbhyaḥ
Genitive	nīlavataḥ	nīlavatoḥ	nīlavatām
Locative	nīlavati	nīlavatoḥ	nīlavatsu

Compound nīlavat -

Adverb -nīlavantam