Synonyms and Antonyms of overconfident
- the overconfident quarterback made some careless decisions that cost him the game
brave, courageous, dauntless, doughty, fearless, gallant, greathearted, gutsy, hardy, heroic (also heroical), intrepid, lionhearted, manful, stalwart, stout, stouthearted, undauntable, undaunted, valiant, valorous
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