Main entry: mismatched
Definition: either not matched or unsuitably matched
Antonyms: matched
Definition: going well together; possessing harmonizing qualities
Antonyms: even
Definition: divisible by two
Antonyms: compatible
Definition: able to exist and perform in harmonious or agreeable combination
Antonyms: compatible
Definition: capable of being used with or connected to other devices or components without modification
Antonyms: mated
Definition: mated sexually
Main entry: mismatched, uneven
Definition: (of a contest or contestants) not fairly matched as opponents
Usage: vaudeville...waged an uneven battle against the church
Antonyms: equal
Definition: having the same quantity, value, or measure as another