反义词是mismatch,例如:

1、There is a mismatch between the skills offered by people and the skills needed by industry.行业需要的技术与人们可以提供的技能并不匹配。

2、She was deliberately mismatching articles of clothing.她故意把衣服混搭。

3、The two player were badly mismatched.这两个选手实力悬殊。