Declension table of ?karītavya

Masculine	Singular	Dual	Plural
Nominative	karītavyaḥ	karītavyau	karītavyāḥ
Vocative	karītavya	karītavyau	karītavyāḥ
Accusative	karītavyam	karītavyau	karītavyān
Instrumental	karītavyena	karītavyābhyām	karītavyaiḥ karītavyebhiḥ
Dative	karītavyāya	karītavyābhyām	karītavyebhyaḥ
Ablative	karītavyāt	karītavyābhyām	karītavyebhyaḥ
Genitive	karītavyasya	karītavyayoḥ	karītavyānām
Locative	karītavye	karītavyayoḥ	karītavyeṣu

Compound karītavya -

Adverb -karītavyam -karītavyāt