Declension table of ?vivrīvas

Neuter	Singular	Dual	Plural
Nominative	vivrīvat	vivryuṣī	vivrīvāṃsi
Vocative	vivrīvat	vivryuṣī	vivrīvāṃsi
Accusative	vivrīvat	vivryuṣī	vivrīvāṃsi
Instrumental	vivryuṣā	vivrīvadbhyām	vivrīvadbhiḥ
Dative	vivryuṣe	vivrīvadbhyām	vivrīvadbhyaḥ
Ablative	vivryuṣaḥ	vivrīvadbhyām	vivrīvadbhyaḥ
Genitive	vivryuṣaḥ	vivryuṣoḥ	vivryuṣām
Locative	vivryuṣi	vivryuṣoḥ	vivrīvatsu

Compound vivrīvat -

Adverb -vivrīvat