Declension table of pūrvakatva

Neuter	Singular	Dual	Plural
Nominative	pūrvakatvam	pūrvakatve	pūrvakatvāni
Vocative	pūrvakatva	pūrvakatve	pūrvakatvāni
Accusative	pūrvakatvam	pūrvakatve	pūrvakatvāni
Instrumental	pūrvakatvena	pūrvakatvābhyām	pūrvakatvaiḥ
Dative	pūrvakatvāya	pūrvakatvābhyām	pūrvakatvebhyaḥ
Ablative	pūrvakatvāt	pūrvakatvābhyām	pūrvakatvebhyaḥ
Genitive	pūrvakatvasya	pūrvakatvayoḥ	pūrvakatvānām
Locative	pūrvakatve	pūrvakatvayoḥ	pūrvakatveṣu

Compound pūrvakatva -

Adverb -pūrvakatvam -pūrvakatvāt