Declension table of ?bhāyya

Masculine	Singular	Dual	Plural
Nominative	bhāyyaḥ	bhāyyau	bhāyyāḥ
Vocative	bhāyya	bhāyyau	bhāyyāḥ
Accusative	bhāyyam	bhāyyau	bhāyyān
Instrumental	bhāyyena	bhāyyābhyām	bhāyyaiḥ bhāyyebhiḥ
Dative	bhāyyāya	bhāyyābhyām	bhāyyebhyaḥ
Ablative	bhāyyāt	bhāyyābhyām	bhāyyebhyaḥ
Genitive	bhāyyasya	bhāyyayoḥ	bhāyyānām
Locative	bhāyye	bhāyyayoḥ	bhāyyeṣu

Compound bhāyya -

Adverb -bhāyyam -bhāyyāt