dumbfound

puzzle, perplex, bewilder, distract, nonplus, confound, dumbfound mean to baffle and disturb mentally. puzzle implies existence of a problem difficult to solve <the persistent fever puzzled the doctor>. perplex adds a suggestion of worry and uncertainty especially about making a necessary decision <a behavior that perplexed her friends>. bewilder stresses a confusion of mind that hampers clear and decisive thinking <a bewildering number of possibilities>. distract implies agitation or uncertainty induced by conflicting preoccupations or interests <distracted by personal problems>. nonplus implies a bafflement that makes orderly planning or deciding impossible <the remark left us utterly nonplussed>. confound implies temporary mental paralysis caused by astonishment or profound abasement <the tragic news confounded us all>. dumbfound suggests intense but momentary confounding; often the idea of astonishment is so stressed that it becomes a near synonym of astound <was at first too dumbfounded to reply>.