Declension table of ?yātavya

Masculine	Singular	Dual	Plural
Nominative	yātavyaḥ	yātavyau	yātavyāḥ
Vocative	yātavya	yātavyau	yātavyāḥ
Accusative	yātavyam	yātavyau	yātavyān
Instrumental	yātavyena	yātavyābhyām	yātavyaiḥ yātavyebhiḥ
Dative	yātavyāya	yātavyābhyām	yātavyebhyaḥ
Ablative	yātavyāt	yātavyābhyām	yātavyebhyaḥ
Genitive	yātavyasya	yātavyayoḥ	yātavyānām
Locative	yātavye	yātavyayoḥ	yātavyeṣu

Compound yātavya -

Adverb -yātavyam -yātavyāt