Declension table of ?reja

Masculine	Singular	Dual	Plural
Nominative	rejaḥ	rejau	rejāḥ
Vocative	reja	rejau	rejāḥ
Accusative	rejam	rejau	rejān
Instrumental	rejena	rejābhyām	rejaiḥ rejebhiḥ
Dative	rejāya	rejābhyām	rejebhyaḥ
Ablative	rejāt	rejābhyām	rejebhyaḥ
Genitive	rejasya	rejayoḥ	rejānām
Locative	reje	rejayoḥ	rejeṣu

Compound reja -

Adverb -rejam -rejāt