Declension table of ?vettavya

Masculine	Singular	Dual	Plural
Nominative	vettavyaḥ	vettavyau	vettavyāḥ
Vocative	vettavya	vettavyau	vettavyāḥ
Accusative	vettavyam	vettavyau	vettavyān
Instrumental	vettavyena	vettavyābhyām	vettavyaiḥ vettavyebhiḥ
Dative	vettavyāya	vettavyābhyām	vettavyebhyaḥ
Ablative	vettavyāt	vettavyābhyām	vettavyebhyaḥ
Genitive	vettavyasya	vettavyayoḥ	vettavyānām
Locative	vettavye	vettavyayoḥ	vettavyeṣu

Compound vettavya -

Adverb -vettavyam -vettavyāt