Declension table of ?dvyardha

Masculine	Singular	Dual	Plural
Nominative	dvyardhaḥ	dvyardhau	dvyardhāḥ
Vocative	dvyardha	dvyardhau	dvyardhāḥ
Accusative	dvyardham	dvyardhau	dvyardhān
Instrumental	dvyardhena	dvyardhābhyām	dvyardhaiḥ dvyardhebhiḥ
Dative	dvyardhāya	dvyardhābhyām	dvyardhebhyaḥ
Ablative	dvyardhāt	dvyardhābhyām	dvyardhebhyaḥ
Genitive	dvyardhasya	dvyardhayoḥ	dvyardhānām
Locative	dvyardhe	dvyardhayoḥ	dvyardheṣu

Compound dvyardha -

Adverb -dvyardham -dvyardhāt