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know-it-all

Main Entry:
know-it-all [noh-it-awl]
Part of Speech: noun
Definition: one who claims full knowledge
Synonyms: braggart, brain, brain*, intellectual, smart aleck, smart aleck, smart-ass, smarty-pants, walking encyclopedia, windbag, wise guy, wiseacre
Main Entry: bigmouth
Part of Speech: noun
Definition: a loudmouth
Synonyms: bag of wind, big talker, blowhard, blusterer, boaster, brag, braggart, bragger, bull artist, bull-thrower, gasbag, gossiper, grandstander, know-it-all, show-off, swelled head, trumpeter, windbag
Main Entry: boastful
Part of Speech: adjective
Definition: bragging
Synonyms: arrogant, big, big-headed, bombastic, cocky, conceited, crowing, egotistic, egotistical, exultant, full of hot air, hifalutin, hot stuff, know-it-all, loudmouth, on ego trip, pompous, pretentious, puffed-up, self-aggrandizing, self-applauding, smart-alecky, snooty, strutting, stuck-up, swaggering, swanky, swollen-headed, too big for one's britches, vainglorious, vaunting, windbag
Antonyms: deprecating, modest
Main Entry: braggart
Part of Speech: noun
Definition: person who talks boastingly
Synonyms: bag of wind, big talker, big-timer, bigmouth, blatherskite, blowhard, blusterer, boaster, brag, braggadocio, bragger, egotist, exhibitionist, gasbag, gascon, grandstander, hotshot, know-it-all, peacock, ranter, raver, show-off, strutter, swaggerer, swashbuckler, swelled head, trumpeter, windbag
Main Entry: cocky/cocksure
Part of Speech: adjective
Definition: self-assured, full of oneself
Synonyms: arrogant, brash, bumptious, certain, conceited, confident, egotistical, hotdogging, hotshot, hubristic, know-it-all, lordly, nervy, overconfident, overweening, positive, presumptuous, self-confident, smart aleck, smart guy, smarty, smarty pants, sure, swaggering, swollen-headed, vain, wise guy
Antonyms: humble, modest, uncertain, unself-confident, unsure
Main Entry: conceited
Part of Speech: adjective
Definition: egotistical
Synonyms: arrogant, big talking, bigheaded, cocky, conceity, full of hot air, gall, ham, hot stuff, immodest, know-it-all, loudmouth, narcissistic, overweening, phony, puffed up, self-important, smart-alecky, snotty, stuck up, swollen-headed, vain, vainglorious, windbag
Antonyms: diffident, humble, meek, modest, self-conscious, shy, timid, unself-confident
Main Entry: egghead
Part of Speech: noun
Definition: intellectual
Synonyms: bluestocking, bookworm, brain*, geek*, genius, highbrow, know-it-all, longhair, rocket scientist, scholar, thinker
Main Entry: self-centered
Part of Speech: adjective
Definition: absorbed with oneself
Synonyms: egocentric, egoistic, egomaniacal, egotistic, egotistical, grandstanding, having a swelled head, independent, inward-looking, know-it-all, narcissistic, on an ego trip, self-absorbed, self-indulgent, self-interested, self-involved, self-seeking, self-serving, self-sufficient, selfish, stuck on oneself, wrapped up with oneself
Antonyms: benevolent, giving, unselfish
Main Entry: self-confident
Part of Speech: adjective
Definition: secure with oneself
Synonyms: assured, fearless, hotdog, hotshot, know-it-all, poised, sanguine, self-assured, self-reliant, sure of oneself, undoubtful
Antonyms: humble, insecure, meek, unself-confident, unsure
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