Declension table of ?cayayitavya

Neuter	Singular	Dual	Plural
Nominative	cayayitavyam	cayayitavye	cayayitavyāni
Vocative	cayayitavya	cayayitavye	cayayitavyāni
Accusative	cayayitavyam	cayayitavye	cayayitavyāni
Instrumental	cayayitavyena	cayayitavyābhyām	cayayitavyaiḥ
Dative	cayayitavyāya	cayayitavyābhyām	cayayitavyebhyaḥ
Ablative	cayayitavyāt	cayayitavyābhyām	cayayitavyebhyaḥ
Genitive	cayayitavyasya	cayayitavyayoḥ	cayayitavyānām
Locative	cayayitavye	cayayitavyayoḥ	cayayitavyeṣu

Compound cayayitavya -

Adverb -cayayitavyam -cayayitavyāt