outmatch vs outperform

outmatch and outperform both are verbs.

Word	Noun	Adjective	Verb	Adverb
outmatch	No	No	Yes	No
outperform	No	No	Yes	No

As verbs, outmatch and outperform are synonyms defined as:

Other synonyms of outmatch include exceed, outdo, outgo, outstrip, surmount, surpass.

outmatch (verb)	outperform (verb)
be or do something to a greater degree	be or do something to a greater degree