Declension table of ?drārayitavya

Neuter	Singular	Dual	Plural
Nominative	drārayitavyam	drārayitavye	drārayitavyāni
Vocative	drārayitavya	drārayitavye	drārayitavyāni
Accusative	drārayitavyam	drārayitavye	drārayitavyāni
Instrumental	drārayitavyena	drārayitavyābhyām	drārayitavyaiḥ
Dative	drārayitavyāya	drārayitavyābhyām	drārayitavyebhyaḥ
Ablative	drārayitavyāt	drārayitavyābhyām	drārayitavyebhyaḥ
Genitive	drārayitavyasya	drārayitavyayoḥ	drārayitavyānām
Locative	drārayitavye	drārayitavyayoḥ	drārayitavyeṣu

Compound drārayitavya -

Adverb -drārayitavyam -drārayitavyāt