| curb(control, check, difficulty, limit, weakness) |
| curtain |
| custody(control, check, limit, condition, restraint) |
| dead end(noun, expression, trouble, draw, difficulty) |
| deadlock(noun, trouble, difficulty, pain, struggle) |
| deep water(noun, expression, trouble, difficulty, pain) |
| defect(noun, trouble, disorder, difficulty, weakness) |
| deficiency(noun, trouble, difficulty, weakness, bar) |
| demarcation(control, check, limit, condition, restraint) |
| detriment(noun, trouble, disorder, difficulty, weakness) |
| dilemma(noun, trouble, difficulty, pain, struggle) |
| disability(noun, trouble, difficulty, weakness, bar) |
| discouragement(noun, difficulty, hindrance, problem, obstacle) |
| distress(noun, trouble, difficulty, pain, struggle) |
| emergency(noun, trouble, difficulty, pain, struggle) |
| encumbrance(noun, disorder, difficulty, weakness, burden) |
| excess baggage(noun, expression, control, check, difficulty) |
| exigency(noun, trouble, difficulty, pain, struggle) |
| failing(noun, trouble, difficulty, weakness, bar) |
| fault(noun, trouble, disorder, difficulty, weakness) |