| shortage(noun, weakness, condition, failure, fault) |
| vice(noun, wrong, evil, weakness, fault) |
| incompleteness(noun, weakness, lack, loss, failing) |
| bug(noun, help, point, weakness, informal) |
| default(noun, weakness, failure, want, need) |
| need(noun, weakness, want, lack, loss) |
| scantiness(noun, weakness, condition, failure, want) |
| absence(noun, weakness, want, need, lack) |
| demerit(noun, wrong, evil, point, difficulty) |
| error(noun, wrong, evil, weakness, crack) |
| gap(noun, difficulty, weakness, fault, lack) |
| liability |
| omission(noun, avoidance, evasion, nonpayment, incompleteness) |
| catch(noun, point, weakness, crack, informal) |
| disadvantage(noun, difficulty, weakness, burden, fault) |
| disparity(inequality, inequity) |
| inadequateness(defect, deficiency, imperfection, limitation, inadequacy) |
| inequality(disparity, inequality, inequity) |
| inferiority(noun, want, need, loss, reduction) |
| mistake(noun, weakness, crack, fault, blemish) |