Be confusing or perplexing to; cause to be unable to think clearly. Synonyms:befuddle, confound, confuse, discombobulate, fox, fuddle, throw."This question completely threw me" , "This question befuddled even the teacher"
... right in the middle of such important and crucial problems as foreign policy, atomic disarmament, racketeering, integration and a dozen and one other problems, NICAP began to bedevil every senator and representative who was polite ... — The Report on Unidentified Flying Objects • Edward Ruppelt