Declension table of ?rugṇavat

Masculine	Singular	Dual	Plural
Nominative	rugṇavān	rugṇavantau	rugṇavantaḥ
Vocative	rugṇavan	rugṇavantau	rugṇavantaḥ
Accusative	rugṇavantam	rugṇavantau	rugṇavataḥ
Instrumental	rugṇavatā	rugṇavadbhyām	rugṇavadbhiḥ
Dative	rugṇavate	rugṇavadbhyām	rugṇavadbhyaḥ
Ablative	rugṇavataḥ	rugṇavadbhyām	rugṇavadbhyaḥ
Genitive	rugṇavataḥ	rugṇavatoḥ	rugṇavatām
Locative	rugṇavati	rugṇavatoḥ	rugṇavatsu

Compound rugṇavat -

Adverb -rugṇavantam