fire up vs arouse

fire up and arouse both are verbs.

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

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

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

fire up (verb)	arouse (verb)
begin to smoke	cause to be alert and energetic
arouse or excite feelings and passions	cause to become awake or conscious
	stop sleeping
	summon into action or bring into existence, often as if by magic
	call forth (emotions, feelings, and responses)
	to evoke sexual feelings
	to begin moving