Declension table of ?pūrvāhṇaka

Masculine	Singular	Dual	Plural
Nominative	pūrvāhṇakaḥ	pūrvāhṇakau	pūrvāhṇakāḥ
Vocative	pūrvāhṇaka	pūrvāhṇakau	pūrvāhṇakāḥ
Accusative	pūrvāhṇakam	pūrvāhṇakau	pūrvāhṇakān
Instrumental	pūrvāhṇakena	pūrvāhṇakābhyām	pūrvāhṇakaiḥ pūrvāhṇakebhiḥ
Dative	pūrvāhṇakāya	pūrvāhṇakābhyām	pūrvāhṇakebhyaḥ
Ablative	pūrvāhṇakāt	pūrvāhṇakābhyām	pūrvāhṇakebhyaḥ
Genitive	pūrvāhṇakasya	pūrvāhṇakayoḥ	pūrvāhṇakānām
Locative	pūrvāhṇake	pūrvāhṇakayoḥ	pūrvāhṇakeṣu

Compound pūrvāhṇaka -

Adverb -pūrvāhṇakam -pūrvāhṇakāt