cocky ( cockier comparative) ( cockiest superlative ) Someone who is cocky is so confident and sure of their abilities that they annoy other people.
He was a little bit cocky when he was about 11 because he was winning everything.
Translation English Cobuild Collins Dictionary
arrogant, brash, cocksure, conceited, egotistical, full of oneself, lordly, swaggering, swollen-headed, vain
hesitant, lacking confidence, modest, self-effacing, uncertain, unsure
English Collins Dictionary - English synonyms & Thesaurus
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