Declension table of ?dadhvaṇvas

Neuter	Singular	Dual	Plural
Nominative	dadhvaṇvat	dadhvaṇuṣī	dadhvaṇvāṃsi
Vocative	dadhvaṇvat	dadhvaṇuṣī	dadhvaṇvāṃsi
Accusative	dadhvaṇvat	dadhvaṇuṣī	dadhvaṇvāṃsi
Instrumental	dadhvaṇuṣā	dadhvaṇvadbhyām	dadhvaṇvadbhiḥ
Dative	dadhvaṇuṣe	dadhvaṇvadbhyām	dadhvaṇvadbhyaḥ
Ablative	dadhvaṇuṣaḥ	dadhvaṇvadbhyām	dadhvaṇvadbhyaḥ
Genitive	dadhvaṇuṣaḥ	dadhvaṇuṣoḥ	dadhvaṇuṣām
Locative	dadhvaṇuṣi	dadhvaṇuṣoḥ	dadhvaṇvatsu

Compound dadhvaṇvat -

Adverb -dadhvaṇvat