Declension table of ?vantava

Masculine	Singular	Dual	Plural
Nominative	vantavaḥ	vantavau	vantavāḥ
Vocative	vantava	vantavau	vantavāḥ
Accusative	vantavam	vantavau	vantavān
Instrumental	vantavena	vantavābhyām	vantavaiḥ vantavebhiḥ
Dative	vantavāya	vantavābhyām	vantavebhyaḥ
Ablative	vantavāt	vantavābhyām	vantavebhyaḥ
Genitive	vantavasya	vantavayoḥ	vantavānām
Locative	vantave	vantavayoḥ	vantaveṣu

Compound vantava -

Adverb -vantavam -vantavāt