show off

from WordNet (r) 3.0 (2006)

show off
    v 1: display proudly; act ostentatiously or pretentiously; "he
         showed off his new sports car" [syn: {flaunt}, {flash},
         {show off}, {ostentate}, {swank}]

from Moby Thesaurus II by Grady Ward, 1.0

20 Moby Thesaurus words for "show off":
      boast, brag, brandish, display, disport, exhibit, exhibitionist,
      expose, flash, flaunt, flaunter, grandstand, grandstand player,
      grandstander, hot dog, parade, please the crowd, showboat, swagger,
      trot out

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