| blunder | (n) an embarrassing mistake, Syn. blooper, bungle, flub, botch, boner, fuckup, boo-boo, bloomer, foul-up, pratfall |
| bungler | (n) someone who makes mistakes because of incompetence, Syn. bumbler, stumbler, fuckup, botcher, butcher, blunderer, fumbler, sad sack |