illegalize vs interdict

illegalize is not a noun while interdict is a noun.

Word	Noun	Adjective	Verb	Adverb
illegalize	No	No	Yes	No
interdict	Yes	No	Yes	No

As verbs, interdict is a hypernym of illegalize; that is, interdict is a word with a broader meaning than illegalize:

Other hypernyms of illegalize include disallow, forbid, nix, prohibit, proscribe, veto.

illegalize (noun)	interdict (noun)
	an ecclesiastical censure by the Roman Catholic Church withdrawing certain sacraments and Christian burial from a person or all persons in a particular district
	a court order prohibiting a party from doing a certain activity

illegalize (verb)	interdict (verb)
declare illegal; outlaw	command against
	destroy by firepower, such as an enemy's line of communication