Declension table of ?ilayitavya

Neuter	Singular	Dual	Plural
Nominative	ilayitavyam	ilayitavye	ilayitavyāni
Vocative	ilayitavya	ilayitavye	ilayitavyāni
Accusative	ilayitavyam	ilayitavye	ilayitavyāni
Instrumental	ilayitavyena	ilayitavyābhyām	ilayitavyaiḥ
Dative	ilayitavyāya	ilayitavyābhyām	ilayitavyebhyaḥ
Ablative	ilayitavyāt	ilayitavyābhyām	ilayitavyebhyaḥ
Genitive	ilayitavyasya	ilayitavyayoḥ	ilayitavyānām
Locative	ilayitavye	ilayitavyayoḥ	ilayitavyeṣu

Compound ilayitavya -

Adverb -ilayitavyam -ilayitavyāt