mismatched vs mismated

mismatched and mismated both are adjectives.

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

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