Declension table of ?carttavya

Neuter	Singular	Dual	Plural
Nominative	carttavyam	carttavye	carttavyāni
Vocative	carttavya	carttavye	carttavyāni
Accusative	carttavyam	carttavye	carttavyāni
Instrumental	carttavyena	carttavyābhyām	carttavyaiḥ
Dative	carttavyāya	carttavyābhyām	carttavyebhyaḥ
Ablative	carttavyāt	carttavyābhyām	carttavyebhyaḥ
Genitive	carttavyasya	carttavyayoḥ	carttavyānām
Locative	carttavye	carttavyayoḥ	carttavyeṣu

Compound carttavya -

Adverb -carttavyam -carttavyāt