Declension table of ?niṣādatva

Neuter	Singular	Dual	Plural
Nominative	niṣādatvam	niṣādatve	niṣādatvāni
Vocative	niṣādatva	niṣādatve	niṣādatvāni
Accusative	niṣādatvam	niṣādatve	niṣādatvāni
Instrumental	niṣādatvena	niṣādatvābhyām	niṣādatvaiḥ
Dative	niṣādatvāya	niṣādatvābhyām	niṣādatvebhyaḥ
Ablative	niṣādatvāt	niṣādatvābhyām	niṣādatvebhyaḥ
Genitive	niṣādatvasya	niṣādatvayoḥ	niṣādatvānām
Locative	niṣādatve	niṣādatvayoḥ	niṣādatveṣu

Compound niṣādatva -

Adverb -niṣādatvam -niṣādatvāt