Declension table of ?pramaya

Masculine	Singular	Dual	Plural
Nominative	pramayaḥ	pramayau	pramayāḥ
Vocative	pramaya	pramayau	pramayāḥ
Accusative	pramayam	pramayau	pramayān
Instrumental	pramayeṇa	pramayābhyām	pramayaiḥ pramayebhiḥ
Dative	pramayāya	pramayābhyām	pramayebhyaḥ
Ablative	pramayāt	pramayābhyām	pramayebhyaḥ
Genitive	pramayasya	pramayayoḥ	pramayāṇām
Locative	pramaye	pramayayoḥ	pramayeṣu

Compound pramaya -

Adverb -pramayam -pramayāt