Declension table of ?rayivat

Masculine	Singular	Dual	Plural
Nominative	rayivān	rayivantau	rayivantaḥ
Vocative	rayivan	rayivantau	rayivantaḥ
Accusative	rayivantam	rayivantau	rayivataḥ
Instrumental	rayivatā	rayivadbhyām	rayivadbhiḥ
Dative	rayivate	rayivadbhyām	rayivadbhyaḥ
Ablative	rayivataḥ	rayivadbhyām	rayivadbhyaḥ
Genitive	rayivataḥ	rayivatoḥ	rayivatām
Locative	rayivati	rayivatoḥ	rayivatsu

Compound rayivat -

Adverb -rayivantam