Declension table of ?rarivas

Masculine	Singular	Dual	Plural
Nominative	rarivān	rarivāṃsau	rarivāṃsaḥ
Vocative	rarivan	rarivāṃsau	rarivāṃsaḥ
Accusative	rarivāṃsam	rarivāṃsau	raruṣaḥ
Instrumental	raruṣā	rarivadbhyām	rarivadbhiḥ
Dative	raruṣe	rarivadbhyām	rarivadbhyaḥ
Ablative	raruṣaḥ	rarivadbhyām	rarivadbhyaḥ
Genitive	raruṣaḥ	raruṣoḥ	raruṣām
Locative	raruṣi	raruṣoḥ	rarivatsu

Compound rarivat -

Adverb -rarivas