Declension table of ?dvaimāsya

Masculine	Singular	Dual	Plural
Nominative	dvaimāsyaḥ	dvaimāsyau	dvaimāsyāḥ
Vocative	dvaimāsya	dvaimāsyau	dvaimāsyāḥ
Accusative	dvaimāsyam	dvaimāsyau	dvaimāsyān
Instrumental	dvaimāsyena	dvaimāsyābhyām	dvaimāsyaiḥ dvaimāsyebhiḥ
Dative	dvaimāsyāya	dvaimāsyābhyām	dvaimāsyebhyaḥ
Ablative	dvaimāsyāt	dvaimāsyābhyām	dvaimāsyebhyaḥ
Genitive	dvaimāsyasya	dvaimāsyayoḥ	dvaimāsyānām
Locative	dvaimāsye	dvaimāsyayoḥ	dvaimāsyeṣu

Compound dvaimāsya -

Adverb -dvaimāsyam -dvaimāsyāt