Declension table of ?vaiṣṇavotsava

Masculine	Singular	Dual	Plural
Nominative	vaiṣṇavotsavaḥ	vaiṣṇavotsavau	vaiṣṇavotsavāḥ
Vocative	vaiṣṇavotsava	vaiṣṇavotsavau	vaiṣṇavotsavāḥ
Accusative	vaiṣṇavotsavam	vaiṣṇavotsavau	vaiṣṇavotsavān
Instrumental	vaiṣṇavotsavena	vaiṣṇavotsavābhyām	vaiṣṇavotsavaiḥ vaiṣṇavotsavebhiḥ
Dative	vaiṣṇavotsavāya	vaiṣṇavotsavābhyām	vaiṣṇavotsavebhyaḥ
Ablative	vaiṣṇavotsavāt	vaiṣṇavotsavābhyām	vaiṣṇavotsavebhyaḥ
Genitive	vaiṣṇavotsavasya	vaiṣṇavotsavayoḥ	vaiṣṇavotsavānām
Locative	vaiṣṇavotsave	vaiṣṇavotsavayoḥ	vaiṣṇavotsaveṣu

Compound vaiṣṇavotsava -

Adverb -vaiṣṇavotsavam -vaiṣṇavotsavāt