Declension table of ?durayitavya

Neuter	Singular	Dual	Plural
Nominative	durayitavyam	durayitavye	durayitavyāni
Vocative	durayitavya	durayitavye	durayitavyāni
Accusative	durayitavyam	durayitavye	durayitavyāni
Instrumental	durayitavyena	durayitavyābhyām	durayitavyaiḥ
Dative	durayitavyāya	durayitavyābhyām	durayitavyebhyaḥ
Ablative	durayitavyāt	durayitavyābhyām	durayitavyebhyaḥ
Genitive	durayitavyasya	durayitavyayoḥ	durayitavyānām
Locative	durayitavye	durayitavyayoḥ	durayitavyeṣu

Compound durayitavya -

Adverb -durayitavyam -durayitavyāt