Declension table of prasnava

Masculine	Singular	Dual	Plural
Nominative	prasnavaḥ	prasnavau	prasnavāḥ
Vocative	prasnava	prasnavau	prasnavāḥ
Accusative	prasnavam	prasnavau	prasnavān
Instrumental	prasnavena	prasnavābhyām	prasnavaiḥ prasnavebhiḥ
Dative	prasnavāya	prasnavābhyām	prasnavebhyaḥ
Ablative	prasnavāt	prasnavābhyām	prasnavebhyaḥ
Genitive	prasnavasya	prasnavayoḥ	prasnavānām
Locative	prasnave	prasnavayoḥ	prasnaveṣu

Compound prasnava -

Adverb -prasnavam -prasnavāt