Declension table of ?ṛṇvat

Masculine	Singular	Dual	Plural
Nominative	ṛṇvan	ṛṇvantau	ṛṇvantaḥ
Vocative	ṛṇvan	ṛṇvantau	ṛṇvantaḥ
Accusative	ṛṇvantam	ṛṇvantau	ṛṇvataḥ
Instrumental	ṛṇvatā	ṛṇvadbhyām	ṛṇvadbhiḥ
Dative	ṛṇvate	ṛṇvadbhyām	ṛṇvadbhyaḥ
Ablative	ṛṇvataḥ	ṛṇvadbhyām	ṛṇvadbhyaḥ
Genitive	ṛṇvataḥ	ṛṇvatoḥ	ṛṇvatām
Locative	ṛṇvati	ṛṇvatoḥ	ṛṇvatsu

Compound ṛṇvat -

Adverb -ṛṇvantam