Declension table of ?dvyāsya

Masculine	Singular	Dual	Plural
Nominative	dvyāsyaḥ	dvyāsyau	dvyāsyāḥ
Vocative	dvyāsya	dvyāsyau	dvyāsyāḥ
Accusative	dvyāsyam	dvyāsyau	dvyāsyān
Instrumental	dvyāsyena	dvyāsyābhyām	dvyāsyaiḥ dvyāsyebhiḥ
Dative	dvyāsyāya	dvyāsyābhyām	dvyāsyebhyaḥ
Ablative	dvyāsyāt	dvyāsyābhyām	dvyāsyebhyaḥ
Genitive	dvyāsyasya	dvyāsyayoḥ	dvyāsyānām
Locative	dvyāsye	dvyāsyayoḥ	dvyāsyeṣu

Compound dvyāsya -

Adverb -dvyāsyam -dvyāsyāt