Declension table of vipratva

Neuter	Singular	Dual	Plural
Nominative	vipratvam	vipratve	vipratvāni
Vocative	vipratva	vipratve	vipratvāni
Accusative	vipratvam	vipratve	vipratvāni
Instrumental	vipratvena	vipratvābhyām	vipratvaiḥ
Dative	vipratvāya	vipratvābhyām	vipratvebhyaḥ
Ablative	vipratvāt	vipratvābhyām	vipratvebhyaḥ
Genitive	vipratvasya	vipratvayoḥ	vipratvānām
Locative	vipratve	vipratvayoḥ	vipratveṣu

Compound vipratva -

Adverb -vipratvam -vipratvāt