Declension table of nirvighna

Masculine	Singular	Dual	Plural
Nominative	nirvighnaḥ	nirvighnau	nirvighnāḥ
Vocative	nirvighna	nirvighnau	nirvighnāḥ
Accusative	nirvighnam	nirvighnau	nirvighnān
Instrumental	nirvighnena	nirvighnābhyām	nirvighnaiḥ nirvighnebhiḥ
Dative	nirvighnāya	nirvighnābhyām	nirvighnebhyaḥ
Ablative	nirvighnāt	nirvighnābhyām	nirvighnebhyaḥ
Genitive	nirvighnasya	nirvighnayoḥ	nirvighnānām
Locative	nirvighne	nirvighnayoḥ	nirvighneṣu

Compound nirvighna -

Adverb -nirvighnam -nirvighnāt