Declension table of ?viṣṇuvat

Masculine	Singular	Dual	Plural
Nominative	viṣṇuvān	viṣṇuvantau	viṣṇuvantaḥ
Vocative	viṣṇuvan	viṣṇuvantau	viṣṇuvantaḥ
Accusative	viṣṇuvantam	viṣṇuvantau	viṣṇuvataḥ
Instrumental	viṣṇuvatā	viṣṇuvadbhyām	viṣṇuvadbhiḥ
Dative	viṣṇuvate	viṣṇuvadbhyām	viṣṇuvadbhyaḥ
Ablative	viṣṇuvataḥ	viṣṇuvadbhyām	viṣṇuvadbhyaḥ
Genitive	viṣṇuvataḥ	viṣṇuvatoḥ	viṣṇuvatām
Locative	viṣṇuvati	viṣṇuvatoḥ	viṣṇuvatsu

Compound viṣṇuvat -

Adverb -viṣṇuvantam