Declension table of ?pūrvakārin

Neuter	Singular	Dual	Plural
Nominative	pūrvakāri	pūrvakāriṇī	pūrvakārīṇi
Vocative	pūrvakārin pūrvakāri	pūrvakāriṇī	pūrvakārīṇi
Accusative	pūrvakāri	pūrvakāriṇī	pūrvakārīṇi
Instrumental	pūrvakāriṇā	pūrvakāribhyām	pūrvakāribhiḥ
Dative	pūrvakāriṇe	pūrvakāribhyām	pūrvakāribhyaḥ
Ablative	pūrvakāriṇaḥ	pūrvakāribhyām	pūrvakāribhyaḥ
Genitive	pūrvakāriṇaḥ	pūrvakāriṇoḥ	pūrvakāriṇām
Locative	pūrvakāriṇi	pūrvakāriṇoḥ	pūrvakāriṣu

Compound pūrvakāri -

Adverb -pūrvakāri