Declension table of ?plavavat

Masculine	Singular	Dual	Plural
Nominative	plavavān	plavavantau	plavavantaḥ
Vocative	plavavan	plavavantau	plavavantaḥ
Accusative	plavavantam	plavavantau	plavavataḥ
Instrumental	plavavatā	plavavadbhyām	plavavadbhiḥ
Dative	plavavate	plavavadbhyām	plavavadbhyaḥ
Ablative	plavavataḥ	plavavadbhyām	plavavadbhyaḥ
Genitive	plavavataḥ	plavavatoḥ	plavavatām
Locative	plavavati	plavavatoḥ	plavavatsu

Compound plavavat -

Adverb -plavavantam