confuse, confound -- (mistake one thing for another; "you are confusing me with the other candidate"; "I mistook her for the secretary")
confuse, throw, fox, befuddle, fuddle, bedevil, confound, discombobulate -- (be confusing or perplexing to; cause to be unable to think clearly; "These questions confuse even the experts"; "This question completely threw me"; "This question befuddled even the teacher")
confuse, flurry, disconcert, put off -- (cause to feel embarrassment; "The constant attention of the young man confused her")
jumble, confuse, mix up -- (assemble without order or sense; "She jumbles the words when she is supposed to write a sentence")
confuse, blur, obscure, obnubilate -- (make unclear, indistinct, or blurred; "Her remarks confused the debate"; "Their words obnubilate their intentions")