Declension table of ?apūrvīya

Masculine	Singular	Dual	Plural
Nominative	apūrvīyaḥ	apūrvīyau	apūrvīyāḥ
Vocative	apūrvīya	apūrvīyau	apūrvīyāḥ
Accusative	apūrvīyam	apūrvīyau	apūrvīyān
Instrumental	apūrvīyeṇa	apūrvīyābhyām	apūrvīyaiḥ apūrvīyebhiḥ
Dative	apūrvīyāya	apūrvīyābhyām	apūrvīyebhyaḥ
Ablative	apūrvīyāt	apūrvīyābhyām	apūrvīyebhyaḥ
Genitive	apūrvīyasya	apūrvīyayoḥ	apūrvīyāṇām
Locative	apūrvīye	apūrvīyayoḥ	apūrvīyeṣu

Compound apūrvīya -

Adverb -apūrvīyam -apūrvīyāt