Declension table of ?ṛddhavat

Masculine	Singular	Dual	Plural
Nominative	ṛddhavān	ṛddhavantau	ṛddhavantaḥ
Vocative	ṛddhavan	ṛddhavantau	ṛddhavantaḥ
Accusative	ṛddhavantam	ṛddhavantau	ṛddhavataḥ
Instrumental	ṛddhavatā	ṛddhavadbhyām	ṛddhavadbhiḥ
Dative	ṛddhavate	ṛddhavadbhyām	ṛddhavadbhyaḥ
Ablative	ṛddhavataḥ	ṛddhavadbhyām	ṛddhavadbhyaḥ
Genitive	ṛddhavataḥ	ṛddhavatoḥ	ṛddhavatām
Locative	ṛddhavati	ṛddhavatoḥ	ṛddhavatsu

Compound ṛddhavat -

Adverb -ṛddhavantam