Declension table of ?vivaśa

Masculine	Singular	Dual	Plural
Nominative	vivaśaḥ	vivaśau	vivaśāḥ
Vocative	vivaśa	vivaśau	vivaśāḥ
Accusative	vivaśam	vivaśau	vivaśān
Instrumental	vivaśena	vivaśābhyām	vivaśaiḥ vivaśebhiḥ
Dative	vivaśāya	vivaśābhyām	vivaśebhyaḥ
Ablative	vivaśāt	vivaśābhyām	vivaśebhyaḥ
Genitive	vivaśasya	vivaśayoḥ	vivaśānām
Locative	vivaśe	vivaśayoḥ	vivaśeṣu

Compound vivaśa -

Adverb -vivaśam -vivaśāt