Declension table of ?dhvaṇat

Masculine	Singular	Dual	Plural
Nominative	dhvaṇan	dhvaṇantau	dhvaṇantaḥ
Vocative	dhvaṇan	dhvaṇantau	dhvaṇantaḥ
Accusative	dhvaṇantam	dhvaṇantau	dhvaṇataḥ
Instrumental	dhvaṇatā	dhvaṇadbhyām	dhvaṇadbhiḥ
Dative	dhvaṇate	dhvaṇadbhyām	dhvaṇadbhyaḥ
Ablative	dhvaṇataḥ	dhvaṇadbhyām	dhvaṇadbhyaḥ
Genitive	dhvaṇataḥ	dhvaṇatoḥ	dhvaṇatām
Locative	dhvaṇati	dhvaṇatoḥ	dhvaṇatsu

Compound dhvaṇat -

Adverb -dhvaṇantam