Declension table of ?jātavya

Masculine	Singular	Dual	Plural
Nominative	jātavyaḥ	jātavyau	jātavyāḥ
Vocative	jātavya	jātavyau	jātavyāḥ
Accusative	jātavyam	jātavyau	jātavyān
Instrumental	jātavyena	jātavyābhyām	jātavyaiḥ jātavyebhiḥ
Dative	jātavyāya	jātavyābhyām	jātavyebhyaḥ
Ablative	jātavyāt	jātavyābhyām	jātavyebhyaḥ
Genitive	jātavyasya	jātavyayoḥ	jātavyānām
Locative	jātavye	jātavyayoḥ	jātavyeṣu

Compound jātavya -

Adverb -jātavyam -jātavyāt