breakout vs break out

breakout is a noun but break out is not a noun.

Word	Noun	Adjective	Verb	Adverb
breakout	Yes	No	No	No
break out	No	No	Yes	No

breakout (noun)	break out (noun)
an escape from jail

breakout (verb)	break out (verb)
	become raw or open
	begin suddenly and sometimes violently
	start abruptly
	take from stowage in preparation for use
	move away or escape suddenly