| blockade(noun, difficulty, hindrance, problem, disadvantage) |
| bottleneck(noun, difficulty, weakness, burden, hindrance) |
| concession(noun, decrease, reduction, premium, discount) |
| crack(noun, weakness, fault, blemish, flaw) |
| deception(noun, trick, snag) |
| delay(noun, difficulty, weakness, burden, hindrance) |
| depreciation(noun, decrease, reduction, premium, discount) |
| harm(noun, difficulty, weakness, loss, disadvantage) |
| infirmity(noun, difficulty, weakness, fault, lapse) |
| injury(noun, difficulty, weakness, crack, burden) |
| kink(noun, weakness, crack, fault, blemish) |
| lack(noun, trouble, check, difficulty, weakness) |
| nuisance(noun, trouble, bother, difficulty, weakness) |
| premium(noun, decrease, reduction, allowance, deduction) |
| rebate(noun, decrease, reduction, premium, discount) |
| reduction(discount, deduction, markdown) |
| restraint(noun, trouble, disorder, difficulty, weakness) |
| rift(noun, weakness, crack, fault, blemish) |
| vice(noun, difficulty, weakness, fault, lapse) |
| clog(noun, disorder, difficulty, weakness, hindrance) |