Declension table of ?bhrātreya

Masculine	Singular	Dual	Plural
Nominative	bhrātreyaḥ	bhrātreyau	bhrātreyāḥ
Vocative	bhrātreya	bhrātreyau	bhrātreyāḥ
Accusative	bhrātreyam	bhrātreyau	bhrātreyān
Instrumental	bhrātreyeṇa	bhrātreyābhyām	bhrātreyaiḥ bhrātreyebhiḥ
Dative	bhrātreyāya	bhrātreyābhyām	bhrātreyebhyaḥ
Ablative	bhrātreyāt	bhrātreyābhyām	bhrātreyebhyaḥ
Genitive	bhrātreyasya	bhrātreyayoḥ	bhrātreyāṇām
Locative	bhrātreye	bhrātreyayoḥ	bhrātreyeṣu

Compound bhrātreya -

Adverb -bhrātreyam -bhrātreyāt