| flabbergast(verb, disturb, shock, confuse, overwhelm) |
| floor(verb, upset, disturb, shock, confuse) |
| fuddle(verb, upset, trouble, clear, cause) |
| get to(verb, expression, phrasal verb, upset, break) |
| keep in suspense(expression, idiom, uncertainty) |
| knot(noun, verb, twist, confuse, involve) |
| obfuscate(verb, obscure, confuse, conceal, thwart) |
| ruffle(verb, upset, trouble, disorder, bother) |
| shake(verb, upset, bother, disturb, provoke) |
| snafu(verb, upset, disorder, disturb, obscure) |
| stagger(verb, shock, confuse, overwhelm, affect) |
| stop(verb, puzzle) |
| stumble(verb, disorder, disturb, confuse, baffle) |
| throw into confusion(verb, expression, idiom) |
| badger(verb, upset, trouble, attack, bother) |
| balk(verb, defeat, distress, confuse, agitate) |
| be beyond one(expression, idiom) |
| be the matter(expression, idiom) |
| be too deep(expression, idiom) |
| bedevil(verb, upset, trouble, attack, bother) |