Declension table of ?abhinnatva

Neuter	Singular	Dual	Plural
Nominative	abhinnatvam	abhinnatve	abhinnatvāni
Vocative	abhinnatva	abhinnatve	abhinnatvāni
Accusative	abhinnatvam	abhinnatve	abhinnatvāni
Instrumental	abhinnatvena	abhinnatvābhyām	abhinnatvaiḥ
Dative	abhinnatvāya	abhinnatvābhyām	abhinnatvebhyaḥ
Ablative	abhinnatvāt	abhinnatvābhyām	abhinnatvebhyaḥ
Genitive	abhinnatvasya	abhinnatvayoḥ	abhinnatvānām
Locative	abhinnatve	abhinnatvayoḥ	abhinnatveṣu

Compound abhinnatva -

Adverb -abhinnatvam -abhinnatvāt