Declension table of ?vidanvat

Masculine	Singular	Dual	Plural
Nominative	vidanvān	vidanvantau	vidanvantaḥ
Vocative	vidanvan	vidanvantau	vidanvantaḥ
Accusative	vidanvantam	vidanvantau	vidanvataḥ
Instrumental	vidanvatā	vidanvadbhyām	vidanvadbhiḥ
Dative	vidanvate	vidanvadbhyām	vidanvadbhyaḥ
Ablative	vidanvataḥ	vidanvadbhyām	vidanvadbhyaḥ
Genitive	vidanvataḥ	vidanvatoḥ	vidanvatām
Locative	vidanvati	vidanvatoḥ	vidanvatsu

Compound vidanvat -

Adverb -vidanvantam