psych up vs excite

psych up and excite both are verbs.

Word	Noun	Adjective	Verb	Adverb
psych up	No	No	Yes	No
excite	No	No	Yes	No

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

Other hypernyms of psych up include agitate, charge, charge up, commove, rouse, turn on.

psych up (verb)	excite (verb)
get excited or stimulated	act as a stimulant
	produce a magnetic field in
	raise to a higher energy level
	stir the feelings, emotions, or peace of
	to evoke sexual feelings
	arouse or elicit a feeling
	cause to be agitated, excited, or roused
	stir feelings in