Declension table of ?niratyayatva

Neuter	Singular	Dual	Plural
Nominative	niratyayatvam	niratyayatve	niratyayatvāni
Vocative	niratyayatva	niratyayatve	niratyayatvāni
Accusative	niratyayatvam	niratyayatve	niratyayatvāni
Instrumental	niratyayatvena	niratyayatvābhyām	niratyayatvaiḥ
Dative	niratyayatvāya	niratyayatvābhyām	niratyayatvebhyaḥ
Ablative	niratyayatvāt	niratyayatvābhyām	niratyayatvebhyaḥ
Genitive	niratyayatvasya	niratyayatvayoḥ	niratyayatvānām
Locative	niratyayatve	niratyayatvayoḥ	niratyayatveṣu

Compound niratyayatva -

Adverb -niratyayatvam -niratyayatvāt