Declension table of ?ruvaṇyu

Masculine	Singular	Dual	Plural
Nominative	ruvaṇyuḥ	ruvaṇyū	ruvaṇyavaḥ
Vocative	ruvaṇyo	ruvaṇyū	ruvaṇyavaḥ
Accusative	ruvaṇyum	ruvaṇyū	ruvaṇyūn
Instrumental	ruvaṇyunā	ruvaṇyubhyām	ruvaṇyubhiḥ
Dative	ruvaṇyave	ruvaṇyubhyām	ruvaṇyubhyaḥ
Ablative	ruvaṇyoḥ	ruvaṇyubhyām	ruvaṇyubhyaḥ
Genitive	ruvaṇyoḥ	ruvaṇyvoḥ	ruvaṇyūnām
Locative	ruvaṇyau	ruvaṇyvoḥ	ruvaṇyuṣu

Compound ruvaṇyu -

Adverb -ruvaṇyu