| anemia(noun, weak, weakness, sick, unhealthy) |
| asthenia(noun, weak, sick, unhealthy) |
| daintiness(noun, weakness, beauty, flaw, refinement) |
| inadequacy(noun, weakness, skill, failure, lack) |
| invalidity(noun, difficulty, weakness, fault, lack) |
| sickliness(noun, disorder, weakness, fault, illness) |
| solecism(noun, wrong, weakness, burden, blame) |
| tenderness(noun, weak, beauty, sick, refinement) |
| unsubstantiality(noun, strong, disorder, weakness, condition) |
| valetudinarianism |
| Achilles heel(noun, expression, point, weakness, fault) |
| bug(noun, weakness, crack, fault, lack) |
| crispness(noun, brittleness) |
| delicateness(noun, strong, disorder, weakness, condition) |
| flabbiness(noun, weak, sick, unhealthy) |
| flaccidity(noun, weak, sick, unhealthy) |
| foil(noun, weakness, flaw, infirmity, feebleness) |
| fragileness(noun, strong, disorder, weakness, condition) |
| frangibility(noun, weak, sick, unhealthy) |
| irresolution(noun, anxiety, weakness, fault, uncertainty) |