mess-up vs mess up

mess-up is a noun but mess up is not a noun.

Word	Noun	Adjective	Verb	Adverb
mess-up	Yes	No	No	No
mess up	No	No	Yes	No

mess-up (noun)	mess up (noun)
something badly botched or muddled

mess-up (verb)	mess up (verb)
	make a mess of or create disorder in
	disturb the smoothness of
	make a mess of, destroy or ruin