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Word of the Day Tuesday, June 9, 2026

overconfidence

/ˌoʊvərˈkɒnfɪdəns/ noun · British & US
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What does overconfidence mean?

noun

A feeling of complete confidence in one's abilities or judgments, often to the point of being excessive or unjustified.

Example

"The team's overconfidence led to a series of costly mistakes in the final game."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for overconfidence

Antonyms of overconfidence

Rhymes with overconfidence

Etymologically related