Declension table of ?vetavya

Masculine	Singular	Dual	Plural
Nominative	vetavyaḥ	vetavyau	vetavyāḥ
Vocative	vetavya	vetavyau	vetavyāḥ
Accusative	vetavyam	vetavyau	vetavyān
Instrumental	vetavyena	vetavyābhyām	vetavyaiḥ vetavyebhiḥ
Dative	vetavyāya	vetavyābhyām	vetavyebhyaḥ
Ablative	vetavyāt	vetavyābhyām	vetavyebhyaḥ
Genitive	vetavyasya	vetavyayoḥ	vetavyānām
Locative	vetavye	vetavyayoḥ	vetavyeṣu

Compound vetavya -

Adverb -vetavyam -vetavyāt