Declension table of ?dvanda

Neuter	Singular	Dual	Plural
Nominative	dvandam	dvande	dvandāni
Vocative	dvanda	dvande	dvandāni
Accusative	dvandam	dvande	dvandāni
Instrumental	dvandena	dvandābhyām	dvandaiḥ
Dative	dvandāya	dvandābhyām	dvandebhyaḥ
Ablative	dvandāt	dvandābhyām	dvandebhyaḥ
Genitive	dvandasya	dvandayoḥ	dvandānām
Locative	dvande	dvandayoḥ	dvandeṣu

Compound dvanda -

Adverb -dvandam -dvandāt