Not well-matched or suited to something; incompatible or inappropriate.
From dis- (opposite) + suited (past participle of suit, from Old French 'suire' meaning to follow). The term developed to describe things that don't fit well together or complement each other.
This word reveals how English layers meanings: 'suit' originally meant 'to follow,' but evolved to mean 'to match well,' and then 'dis-suit' inverted that meaning entirely—showing how word meanings can flip through simple prefixing.
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