Declension table of punarnava

Neuter	Singular	Dual	Plural
Nominative	punarnavam	punarnave	punarnavāni
Vocative	punarnava	punarnave	punarnavāni
Accusative	punarnavam	punarnave	punarnavāni
Instrumental	punarnavena	punarnavābhyām	punarnavaiḥ
Dative	punarnavāya	punarnavābhyām	punarnavebhyaḥ
Ablative	punarnavāt	punarnavābhyām	punarnavebhyaḥ
Genitive	punarnavasya	punarnavayoḥ	punarnavānām
Locative	punarnave	punarnavayoḥ	punarnaveṣu

Compound punarnava -

Adverb -punarnavam -punarnavāt