Declension table of ?paruṣatva

Neuter	Singular	Dual	Plural
Nominative	paruṣatvam	paruṣatve	paruṣatvāni
Vocative	paruṣatva	paruṣatve	paruṣatvāni
Accusative	paruṣatvam	paruṣatve	paruṣatvāni
Instrumental	paruṣatvena	paruṣatvābhyām	paruṣatvaiḥ
Dative	paruṣatvāya	paruṣatvābhyām	paruṣatvebhyaḥ
Ablative	paruṣatvāt	paruṣatvābhyām	paruṣatvebhyaḥ
Genitive	paruṣatvasya	paruṣatvayoḥ	paruṣatvānām
Locative	paruṣatve	paruṣatvayoḥ	paruṣatveṣu

Compound paruṣatva -

Adverb -paruṣatvam -paruṣatvāt