Declension table of ?bhavavyaya

Masculine	Singular	Dual	Plural
Nominative	bhavavyayaḥ	bhavavyayau	bhavavyayāḥ
Vocative	bhavavyaya	bhavavyayau	bhavavyayāḥ
Accusative	bhavavyayam	bhavavyayau	bhavavyayān
Instrumental	bhavavyayena	bhavavyayābhyām	bhavavyayaiḥ bhavavyayebhiḥ
Dative	bhavavyayāya	bhavavyayābhyām	bhavavyayebhyaḥ
Ablative	bhavavyayāt	bhavavyayābhyām	bhavavyayebhyaḥ
Genitive	bhavavyayasya	bhavavyayayoḥ	bhavavyayānām
Locative	bhavavyaye	bhavavyayayoḥ	bhavavyayeṣu

Compound bhavavyaya -

Adverb -bhavavyayam -bhavavyayāt