Declension table of bhairava

Masculine	Singular	Dual	Plural
Nominative	bhairavaḥ	bhairavau	bhairavāḥ
Vocative	bhairava	bhairavau	bhairavāḥ
Accusative	bhairavam	bhairavau	bhairavān
Instrumental	bhairaveṇa	bhairavābhyām	bhairavaiḥ bhairavebhiḥ
Dative	bhairavāya	bhairavābhyām	bhairavebhyaḥ
Ablative	bhairavāt	bhairavābhyām	bhairavebhyaḥ
Genitive	bhairavasya	bhairavayoḥ	bhairavāṇām
Locative	bhairave	bhairavayoḥ	bhairaveṣu

Compound bhairava -

Adverb -bhairavam -bhairavāt