reinvigorate vs stimulate

reinvigorate and stimulate both are verbs.

Word	Noun	Adjective	Verb	Adverb
reinvigorate	No	No	Yes	No
stimulate	No	No	Yes	No

As verbs, stimulate is a hypernym of reinvigorate; that is, stimulate is a word with a broader meaning than reinvigorate:

Other hypernyms of reinvigorate include arouse, brace, energise, energize, perk up.

reinvigorate (verb)	stimulate (verb)
impart vigor, strength, or vitality to	cause to be alert and energetic
	act as a stimulant
	provide the needed stimulus for
	cause to do; cause to act in a specified manner
	cause to occur rapidly
	stir the feelings, emotions, or peace of
	stir feelings in