Declension table of ?dhmātavya

Neuter	Singular	Dual	Plural
Nominative	dhmātavyam	dhmātavye	dhmātavyāni
Vocative	dhmātavya	dhmātavye	dhmātavyāni
Accusative	dhmātavyam	dhmātavye	dhmātavyāni
Instrumental	dhmātavyena	dhmātavyābhyām	dhmātavyaiḥ
Dative	dhmātavyāya	dhmātavyābhyām	dhmātavyebhyaḥ
Ablative	dhmātavyāt	dhmātavyābhyām	dhmātavyebhyaḥ
Genitive	dhmātavyasya	dhmātavyayoḥ	dhmātavyānām
Locative	dhmātavye	dhmātavyayoḥ	dhmātavyeṣu

Compound dhmātavya -

Adverb -dhmātavyam -dhmātavyāt