Declension table of ?ririṣvas

Masculine	Singular	Dual	Plural
Nominative	ririṣvān	ririṣvāṃsau	ririṣvāṃsaḥ
Vocative	ririṣvan	ririṣvāṃsau	ririṣvāṃsaḥ
Accusative	ririṣvāṃsam	ririṣvāṃsau	ririṣuṣaḥ
Instrumental	ririṣuṣā	ririṣvadbhyām	ririṣvadbhiḥ
Dative	ririṣuṣe	ririṣvadbhyām	ririṣvadbhyaḥ
Ablative	ririṣuṣaḥ	ririṣvadbhyām	ririṣvadbhyaḥ
Genitive	ririṣuṣaḥ	ririṣuṣoḥ	ririṣuṣām
Locative	ririṣuṣi	ririṣuṣoḥ	ririṣvatsu

Compound ririṣvat -

Adverb -ririṣvas