| confusing(noun, question, puzzle, riddle) |
| conjecture(noun, trouble, concern, anxiety, confusion) |
| contingency(noun, trouble, concern, anxiety, confusion) |
| demoralization(noun, confusion, uncertainty, turmoil, embarrassment) |
| difficult problem(noun, question, puzzle, riddle) |
| difficult question(noun, question, puzzle, riddle) |
| difficulty(noun, anxiety, challenge, question, uncertainty) |
| disarranging(noun, confusion, uncertainty, turmoil, embarrassment) |
| discomfiting(noun, confusion, uncertainty, turmoil, embarrassment) |
| disorientation(noun, confusion, uncertainty, turmoil, embarrassment) |
| disquiet(noun, trouble, concern, anxiety, confusion) |
| distrust(noun, trouble, concern, anxiety, confusion) |
| disturbance |
| disturbing(noun, confusion, uncertainty, turmoil, embarrassment) |
| dither(noun, confusion, uncertainty, turmoil, embarrassment) |
| doubt(noun, trouble, concern, anxiety, confusion) |
| doubtfulness(noun, trouble, concern, anxiety, confusion) |
| dubiety(noun, trouble, concern, anxiety, confusion) |
| dumbfounding(noun, confusion, uncertainty, turmoil, embarrassment) |
| embarrassing(noun, confusion, uncertainty, turmoil, embarrassment) |