Declension table of ?eru

Masculine	Singular	Dual	Plural
Nominative	eruḥ	erū	eravaḥ
Vocative	ero	erū	eravaḥ
Accusative	erum	erū	erūn
Instrumental	eruṇā	erubhyām	erubhiḥ
Dative	erave	erubhyām	erubhyaḥ
Ablative	eroḥ	erubhyām	erubhyaḥ
Genitive	eroḥ	ervoḥ	erūṇām
Locative	erau	ervoḥ	eruṣu

Compound eru -

Adverb -eru