Declension table of ?prathamavāsya

Masculine	Singular	Dual	Plural
Nominative	prathamavāsyaḥ	prathamavāsyau	prathamavāsyāḥ
Vocative	prathamavāsya	prathamavāsyau	prathamavāsyāḥ
Accusative	prathamavāsyam	prathamavāsyau	prathamavāsyān
Instrumental	prathamavāsyena	prathamavāsyābhyām	prathamavāsyaiḥ prathamavāsyebhiḥ
Dative	prathamavāsyāya	prathamavāsyābhyām	prathamavāsyebhyaḥ
Ablative	prathamavāsyāt	prathamavāsyābhyām	prathamavāsyebhyaḥ
Genitive	prathamavāsyasya	prathamavāsyayoḥ	prathamavāsyānām
Locative	prathamavāsye	prathamavāsyayoḥ	prathamavāsyeṣu

Compound prathamavāsya -

Adverb -prathamavāsyam -prathamavāsyāt