stimulate vs repel

stimulate and repel both are verbs.

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

As verbs, repel is a hyponym of stimulate; that is, repel is a word with a more specific, narrower meaning than stimulate:

stimulate (verb)	repel (verb)
cause to be alert and energetic	reject outright and bluntly
act as a stimulant	force or drive back
provide the needed stimulus for	cause to move back by force or influence
cause to do; cause to act in a specified manner	be repellent to; cause aversion in
cause to occur rapidly	fill with distaste
stir the feelings, emotions, or peace of
stir feelings in