messiness vs disarray

messiness and disarray both are nouns.

Word	Noun	Adjective	Verb	Adverb
messiness	Yes	No	No	No
disarray	Yes	No	Yes	No

As nouns, disarray is a hyponym of messiness; that is, disarray is a word with a more specific, narrower meaning than messiness:

Other hyponyms of messiness include disorderliness.

messiness (noun)	disarray (noun)
the trait of being untidy and messy	untidiness (especially of clothing and appearance)
a state of confusion and disorderliness	a mental state characterized by a lack of clear and orderly thought and behavior

messiness (verb)	disarray (verb)
	bring disorder to