| know-it-all(adjective, self-assured, cocksure, full of oneself) |
| smart(adjective, impudent, cocksure, malapert) |
| wise(adjective, impudent, cocksure, malapert) |
| wise guy(expression, self-assured, cocksure, full of oneself) |
| arrogant(adjective, heedless, self-assured, self-confident, presumptuous) |
| cocksure(adjective, superior, loud, over-confident) |
| presumptuous(adjective, superior, loud, impudent, self-assured) |
| big-headed(adjective, heedless, self-assertive, over-confident) |
| brash(adjective, superior, loud, impudent, self-assured) |
| careless(adjective, superior, loud, over-confident) |
| conceited(adjective, heedless, self-assured, self-confident, presumptuous) |
| egocentric(adjective, heedless, self-assertive, over-confident) |
| egotistical(adjective, self-assured, cocksure, full of oneself) |
| overconfident(adjective, impudent, self-assured, self-confident, presumptuous) |
| overweening(adjective, superior, loud, self-assured, self-confident) |
| presuming(adjective, superior, loud, impudent, self-confident) |
| pushy(adjective, superior, loud, impudent, self-confident) |
| saucy(adjective, impudent, cocksure, malapert) |
| cheeky(adjective, impudent, self-confident, presumptuous, cocksure) |
| self-assured(adjective, self-confident, presumptuous, cocksure) |