Declension table of ?chādayitavya

Neuter	Singular	Dual	Plural
Nominative	chādayitavyam	chādayitavye	chādayitavyāni
Vocative	chādayitavya	chādayitavye	chādayitavyāni
Accusative	chādayitavyam	chādayitavye	chādayitavyāni
Instrumental	chādayitavyena	chādayitavyābhyām	chādayitavyaiḥ
Dative	chādayitavyāya	chādayitavyābhyām	chādayitavyebhyaḥ
Ablative	chādayitavyāt	chādayitavyābhyām	chādayitavyebhyaḥ
Genitive	chādayitavyasya	chādayitavyayoḥ	chādayitavyānām
Locative	chādayitavye	chādayitavyayoḥ	chādayitavyeṣu

Compound chādayitavya -

Adverb -chādayitavyam -chādayitavyāt