Declension table of dhātavya

Neuter	Singular	Dual	Plural
Nominative	dhātavyam	dhātavye	dhātavyāni
Vocative	dhātavya	dhātavye	dhātavyāni
Accusative	dhātavyam	dhātavye	dhātavyāni
Instrumental	dhātavyena	dhātavyābhyām	dhātavyaiḥ
Dative	dhātavyāya	dhātavyābhyām	dhātavyebhyaḥ
Ablative	dhātavyāt	dhātavyābhyām	dhātavyebhyaḥ
Genitive	dhātavyasya	dhātavyayoḥ	dhātavyānām
Locative	dhātavye	dhātavyayoḥ	dhātavyeṣu

Compound dhātavya -

Adverb -dhātavyam -dhātavyāt