promote vs agitate

promote and agitate both are verbs.

Word	Noun	Adjective	Verb	Adverb
promote	No	No	Yes	No
agitate	No	No	Yes	No

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

promote: make publicity for; try to sell (a product)
agitate: exert oneself continuously, vigorously, or obtrusively to gain an end or engage in a crusade for a certain cause or person; be an advocate for

Other hyponyms of promote include propagandise, propagandize, plug, bill, campaign, crusade, fight, press, push.

promote (verb)	agitate (verb)
make publicity for; try to sell (a product)	change the arrangement or position of
change a pawn for a better piece by advancing it to the eighth row, or change a checker piece for a more valuable piece by moving it to the row closest to your opponent	cause to be agitated, excited, or roused
be changed for a superior chess or checker piece	move very slightly
give a promotion to or assign to a higher position	move or cause to move back and forth
contribute to the progress or growth of	try to stir up public opinion
	exert oneself continuously, vigorously, or obtrusively to gain an end or engage in a crusade for a certain cause or person; be an advocate for