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know-it-all

see definition of know-it-all
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Synonyms for know-it-all

noun one who claims full knowledge
  • smart aleck
  • wise guy
  • braggart
  • brain
  • intellectual
  • windbag
  • wiseacre
  • smart-ass
  • smarty-pants
  • walking encyclopedia

boastful

adjective. bragging
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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