Declension table of ?riṇvamāna

Neuter	Singular	Dual	Plural
Nominative	riṇvamānam	riṇvamāne	riṇvamānāni
Vocative	riṇvamāna	riṇvamāne	riṇvamānāni
Accusative	riṇvamānam	riṇvamāne	riṇvamānāni
Instrumental	riṇvamānena	riṇvamānābhyām	riṇvamānaiḥ
Dative	riṇvamānāya	riṇvamānābhyām	riṇvamānebhyaḥ
Ablative	riṇvamānāt	riṇvamānābhyām	riṇvamānebhyaḥ
Genitive	riṇvamānasya	riṇvamānayoḥ	riṇvamānānām
Locative	riṇvamāne	riṇvamānayoḥ	riṇvamāneṣu

Compound riṇvamāna -

Adverb -riṇvamānam -riṇvamānāt