promote vs encourage

promote and encourage both are verbs.

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

As verbs, promote and encourage are synonyms defined as:

Other synonyms of promote include advance, boost, further.

promote (verb)	encourage (verb)
make publicity for; try to sell (a product)	spur on
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	inspire with confidence; give hope or courage to
be changed for a superior chess or checker piece	contribute to the progress or growth of
give a promotion to or assign to a higher position
contribute to the progress or growth of