Declension table of ?ribhvan

Masculine	Singular	Dual	Plural
Nominative	ribhvā	ribhvāṇau	ribhvāṇaḥ
Vocative	ribhvan	ribhvāṇau	ribhvāṇaḥ
Accusative	ribhvāṇam	ribhvāṇau	ribhvaṇaḥ
Instrumental	ribhvaṇā	ribhvabhyām	ribhvabhiḥ
Dative	ribhvaṇe	ribhvabhyām	ribhvabhyaḥ
Ablative	ribhvaṇaḥ	ribhvabhyām	ribhvabhyaḥ
Genitive	ribhvaṇaḥ	ribhvaṇoḥ	ribhvaṇām
Locative	ribhvaṇi	ribhvaṇoḥ	ribhvasu

Compound ribhva -

Adverb -ribhvam