discombobulate

英[,dɪskəm'bɒbjʊleɪt] 美[,dɪskəm'bɑbjə,let]

1. cause to be confused emotionally

2. 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"