Declension table of ?nirviśaṅka

Masculine	Singular	Dual	Plural
Nominative	nirviśaṅkaḥ	nirviśaṅkau	nirviśaṅkāḥ
Vocative	nirviśaṅka	nirviśaṅkau	nirviśaṅkāḥ
Accusative	nirviśaṅkam	nirviśaṅkau	nirviśaṅkān
Instrumental	nirviśaṅkena	nirviśaṅkābhyām	nirviśaṅkaiḥ nirviśaṅkebhiḥ
Dative	nirviśaṅkāya	nirviśaṅkābhyām	nirviśaṅkebhyaḥ
Ablative	nirviśaṅkāt	nirviśaṅkābhyām	nirviśaṅkebhyaḥ
Genitive	nirviśaṅkasya	nirviśaṅkayoḥ	nirviśaṅkānām
Locative	nirviśaṅke	nirviśaṅkayoḥ	nirviśaṅkeṣu

Compound nirviśaṅka -

Adverb -nirviśaṅkam -nirviśaṅkāt