mismated vs mismatched

mismated and mismatched both are adjectives.

Word	Noun	Adjective	Verb	Adverb
mismated	No	Yes	No	No
mismatched	No	Yes	No	No

mismated (adjective)	mismatched (adjective)
not easy to combine harmoniously	either not matched or unsuitably matched
	(of a contest or contestants) not fairly matched as opponents