Declension table of ?dyātavya

Masculine	Singular	Dual	Plural
Nominative	dyātavyaḥ	dyātavyau	dyātavyāḥ
Vocative	dyātavya	dyātavyau	dyātavyāḥ
Accusative	dyātavyam	dyātavyau	dyātavyān
Instrumental	dyātavyena	dyātavyābhyām	dyātavyaiḥ dyātavyebhiḥ
Dative	dyātavyāya	dyātavyābhyām	dyātavyebhyaḥ
Ablative	dyātavyāt	dyātavyābhyām	dyātavyebhyaḥ
Genitive	dyātavyasya	dyātavyayoḥ	dyātavyānām
Locative	dyātavye	dyātavyayoḥ	dyātavyeṣu

Compound dyātavya -

Adverb -dyātavyam -dyātavyāt