Declension table of ?bhāvayu

Masculine	Singular	Dual	Plural
Nominative	bhāvayuḥ	bhāvayū	bhāvayavaḥ
Vocative	bhāvayo	bhāvayū	bhāvayavaḥ
Accusative	bhāvayum	bhāvayū	bhāvayūn
Instrumental	bhāvayunā	bhāvayubhyām	bhāvayubhiḥ
Dative	bhāvayave	bhāvayubhyām	bhāvayubhyaḥ
Ablative	bhāvayoḥ	bhāvayubhyām	bhāvayubhyaḥ
Genitive	bhāvayoḥ	bhāvayvoḥ	bhāvayūnām
Locative	bhāvayau	bhāvayvoḥ	bhāvayuṣu

Compound bhāvayu -

Adverb -bhāvayu