WordWeb Online

1. Cause to be lost or disoriented
   "A powerful handheld strobe light could have been used to disorientate the driver";
   - disorient

Derived forms: disorientating, disorientates, disorientated

Type of: baffle, beat, bedevil, befuddle, bewilder, confound, confuse, discombobulate [informal], dumbfound, flummox, fox, fuddle, get, gravel, mystify, nonplus, perplex, pose, puzzle, stick, stupefy, throw, vex