Declension table of ?nirviṣayatva

Neuter	Singular	Dual	Plural
Nominative	nirviṣayatvam	nirviṣayatve	nirviṣayatvāni
Vocative	nirviṣayatva	nirviṣayatve	nirviṣayatvāni
Accusative	nirviṣayatvam	nirviṣayatve	nirviṣayatvāni
Instrumental	nirviṣayatvena	nirviṣayatvābhyām	nirviṣayatvaiḥ
Dative	nirviṣayatvāya	nirviṣayatvābhyām	nirviṣayatvebhyaḥ
Ablative	nirviṣayatvāt	nirviṣayatvābhyām	nirviṣayatvebhyaḥ
Genitive	nirviṣayatvasya	nirviṣayatvayoḥ	nirviṣayatvānām
Locative	nirviṣayatve	nirviṣayatvayoḥ	nirviṣayatveṣu

Compound nirviṣayatva -

Adverb -nirviṣayatvam -nirviṣayatvāt