Declension table of ?nirapahnava

Neuter	Singular	Dual	Plural
Nominative	nirapahnavam	nirapahnave	nirapahnavāni
Vocative	nirapahnava	nirapahnave	nirapahnavāni
Accusative	nirapahnavam	nirapahnave	nirapahnavāni
Instrumental	nirapahnavena	nirapahnavābhyām	nirapahnavaiḥ
Dative	nirapahnavāya	nirapahnavābhyām	nirapahnavebhyaḥ
Ablative	nirapahnavāt	nirapahnavābhyām	nirapahnavebhyaḥ
Genitive	nirapahnavasya	nirapahnavayoḥ	nirapahnavānām
Locative	nirapahnave	nirapahnavayoḥ	nirapahnaveṣu

Compound nirapahnava -

Adverb -nirapahnavam -nirapahnavāt