illegalise vs outlaw

illegalise is not a noun while outlaw is a noun.

Word	Noun	Adjective	Verb	Adverb
illegalise	No	No	Yes	No
outlaw	Yes	Yes	Yes	No

As verbs, illegalise and outlaw are synonyms defined as:

Other synonyms of illegalise include criminalise, criminalize, illegalize.

illegalise (noun)	outlaw (noun)
	someone who has committed a crime or has been legally convicted of a crime

illegalise (adjective)	outlaw (adjective)
	contrary to or forbidden by law
	disobedient to or defiant of law

illegalise (verb)	outlaw (verb)
declare illegal; outlaw	declare illegal; outlaw