Declension table of ?bhātavya

Masculine	Singular	Dual	Plural
Nominative	bhātavyaḥ	bhātavyau	bhātavyāḥ
Vocative	bhātavya	bhātavyau	bhātavyāḥ
Accusative	bhātavyam	bhātavyau	bhātavyān
Instrumental	bhātavyena	bhātavyābhyām	bhātavyaiḥ bhātavyebhiḥ
Dative	bhātavyāya	bhātavyābhyām	bhātavyebhyaḥ
Ablative	bhātavyāt	bhātavyābhyām	bhātavyebhyaḥ
Genitive	bhātavyasya	bhātavyayoḥ	bhātavyānām
Locative	bhātavye	bhātavyayoḥ	bhātavyeṣu

Compound bhātavya -

Adverb -bhātavyam -bhātavyāt