Declension table of ?pūrvanyāya

Masculine	Singular	Dual	Plural
Nominative	pūrvanyāyaḥ	pūrvanyāyau	pūrvanyāyāḥ
Vocative	pūrvanyāya	pūrvanyāyau	pūrvanyāyāḥ
Accusative	pūrvanyāyam	pūrvanyāyau	pūrvanyāyān
Instrumental	pūrvanyāyena	pūrvanyāyābhyām	pūrvanyāyaiḥ pūrvanyāyebhiḥ
Dative	pūrvanyāyāya	pūrvanyāyābhyām	pūrvanyāyebhyaḥ
Ablative	pūrvanyāyāt	pūrvanyāyābhyām	pūrvanyāyebhyaḥ
Genitive	pūrvanyāyasya	pūrvanyāyayoḥ	pūrvanyāyānām
Locative	pūrvanyāye	pūrvanyāyayoḥ	pūrvanyāyeṣu

Compound pūrvanyāya -

Adverb -pūrvanyāyam -pūrvanyāyāt