Declension table of pūrvavayasin

Masculine	Singular	Dual	Plural
Nominative	pūrvavayasī	pūrvavayasinau	pūrvavayasinaḥ
Vocative	pūrvavayasin	pūrvavayasinau	pūrvavayasinaḥ
Accusative	pūrvavayasinam	pūrvavayasinau	pūrvavayasinaḥ
Instrumental	pūrvavayasinā	pūrvavayasibhyām	pūrvavayasibhiḥ
Dative	pūrvavayasine	pūrvavayasibhyām	pūrvavayasibhyaḥ
Ablative	pūrvavayasinaḥ	pūrvavayasibhyām	pūrvavayasibhyaḥ
Genitive	pūrvavayasinaḥ	pūrvavayasinoḥ	pūrvavayasinām
Locative	pūrvavayasini	pūrvavayasinoḥ	pūrvavayasiṣu

Compound pūrvavayasi -

Adverb -pūrvavayasi