Definition for Cocksure:

• overconfident; of people; as, the team was so cocksure of winning that they didn't practice in the week before the big game..

Synonyms for Cocksure:

• adj.

  •certain (adjective)
  • undoubting.
  •confident (adjective)
  • sure.

• n.

  •
  • arrogant,
  • egocentric,
  • immodest,
  • self-satisfied,
  • conceited,
  • self-opinionated,
  • vain,
  • patronizing,
  • superior,
  • proud.

• Other synonyms:

  •Other relevant words:
  • corroborate,
  • self-reliant,
  • secure,
  • peremptorily,
  • approve,
  • declare,
  • maintain,
  • nervy,
  • positively,
  • depose,
  • electropositive,
  • supercilious,
  • self-assured,
  • assertive,
  • mulish,
  • lofty,
  • accept,
  • prove,
  • swear,
  • obstinate,
  • smug,
  • hubristic,
  • allege,
  • brassy,
  • inflexible,
  • self-possessed,
  • bull-headed,
  • substantiate,
  • satisfied,
  • affirmative,
  • braggart,
  • prideful,
  • dogged,
  • prescribed,
  • audacious,
  • self-confident,
  • reliant,
  • brazen,
  • toffee-nosed,
  • unafraid,
  • vainglorious,
  • narcissistic,
  • doctrinaire,
  • pushy,
  • forward,
  • fresh,
  • pompous,
  • cool,
  • overweening,
  • believing,
  • obdurate,
  • avow,
  • ascertain,
  • contented,
  • profess,
  • abide,
  • shameless,
  • Persuaded,
  • determined,
  • self-centred,
  • dictatorial,
  • single-minded,
  • implicit,
  • confirming,
  • condescending,
  • positivistic,
  • decisive,
  • poised,
  • reassured,
  • assert,
  • irrefutable,
  • disrespectful,
  • flatly,
  • self-important,
  • doubtless,
  • pragmatical,
  • verify,
  • clear,
  • plus,
  • satisfy,
  • self-assertive,
  • complacent,
  • brassbound,
  • overbearing,
  • boastful,
  • pigheaded,
  • swaggering,
  • dauntless,
  • snobbish,
  • unwavering,
  • assure,
  • sanguine,
  • opinionated,
  • affirm,
  • brazen-faced,
  • wild,
  • imperatively,
  • stuck-up,
  • arch,
  • fearless,
  • favorable,
  • definite,
  • lucky,
  • haughty,
  • convinced,
  • positivist,
  • unhesitating,
  • Oversure,
  • bold-faced,
  • incontrovertible,
  • snooty,
  • stubborn,
  • courageous,
  • snotty,
  • wise,
  • absolutely,
  • Cock-sure,
  • unfaltering,
  • egotistical,
  • confirm.

Antonyms for Cocksure:

• adj.

  • confident
    modest, diffident.
  • Other antonyms:
    deferential, uncertain, ashamed, mild, shy, embarrassed, proper, retiring, blushing, indecisive, timid, vacillating, unsure, hesitant, unobtrusive, shamefaced, genteel, respectful, wavering, dubious, mannerly, mousy, abashed, doubtful, gentle, courteous, polite, inconspicuous.