Declension table of ?pūrvavartin

Neuter	Singular	Dual	Plural
Nominative	pūrvavarti	pūrvavartinī	pūrvavartīni
Vocative	pūrvavartin pūrvavarti	pūrvavartinī	pūrvavartīni
Accusative	pūrvavarti	pūrvavartinī	pūrvavartīni
Instrumental	pūrvavartinā	pūrvavartibhyām	pūrvavartibhiḥ
Dative	pūrvavartine	pūrvavartibhyām	pūrvavartibhyaḥ
Ablative	pūrvavartinaḥ	pūrvavartibhyām	pūrvavartibhyaḥ
Genitive	pūrvavartinaḥ	pūrvavartinoḥ	pūrvavartinām
Locative	pūrvavartini	pūrvavartinoḥ	pūrvavartiṣu

Compound pūrvavarti -

Adverb -pūrvavarti