Declension table of ?nidarśanatva

Neuter	Singular	Dual	Plural
Nominative	nidarśanatvam	nidarśanatve	nidarśanatvāni
Vocative	nidarśanatva	nidarśanatve	nidarśanatvāni
Accusative	nidarśanatvam	nidarśanatve	nidarśanatvāni
Instrumental	nidarśanatvena	nidarśanatvābhyām	nidarśanatvaiḥ
Dative	nidarśanatvāya	nidarśanatvābhyām	nidarśanatvebhyaḥ
Ablative	nidarśanatvāt	nidarśanatvābhyām	nidarśanatvebhyaḥ
Genitive	nidarśanatvasya	nidarśanatvayoḥ	nidarśanatvānām
Locative	nidarśanatve	nidarśanatvayoḥ	nidarśanatveṣu

Compound nidarśanatva -

Adverb -nidarśanatvam -nidarśanatvāt