shake-up vs shakeup

shake-up and shakeup both are nouns.

Word	Noun	Adjective	Verb	Adverb
shake-up	Yes	No	No	No
shakeup	Yes	No	No	No

As nouns, shake-up and shakeup are synonyms defined as:

shake-up and shakeup: the imposition of a new organization; organizing differently (often involving extensive and drastic changes)

Other synonyms of shake-up include reorganisation, reorganization.

shake-up (noun)	shakeup (noun)
the imposition of a new organization; organizing differently (often involving extensive and drastic changes)	the imposition of a new organization; organizing differently (often involving extensive and drastic changes)