shake up vs arouse

shake up and arouse both are verbs.

Word	Noun	Adjective	Verb	Adverb
shake up	No	No	Yes	No
arouse	No	No	Yes	No

As verbs, arouse is a hypernym of shake up; that is, arouse is a word with a broader meaning than shake up:

Other hypernyms of shake up include elicit, enkindle, evoke, fire, kindle, provoke, raise.

As verbs, arouse is a hyponym of shake up; that is, arouse is a word with a more specific, narrower meaning than shake up:

shake up (verb)	arouse (verb)
make fuller by shaking	cause to be alert and energetic
change the arrangement or position of	cause to become awake or conscious
stir the feelings, emotions, or peace of	stop sleeping
shock physically	summon into action or bring into existence, often as if by magic
shake; especially (a patient to detect fluids or air in the body)	call forth (emotions, feelings, and responses)
organize anew	to evoke sexual feelings
	to begin moving