| weak spot(noun, expression, weakness, fault, failing) |
| bad habit(noun, expression, weakness, fault, shortcoming) |
| besetting sin(expression, idiom, vice) |
| caprice(chance, irregularity, peculiarity, aberration, abnormality) |
| catch(noun, weakness, crack, fault, failing) |
| crack(noun, weakness, fault, blemish, flaw) |
| dereliction(noun, wrong, weakness, burden, blame) |
| distinctiveness(noun, trait, individuality, idiosyncrasy, quirk) |
| drawback(noun, weakness, crack, fault, failing) |
| enervation(noun, weak, weakness, fault, sick) |
| faintness(noun, weak, weakness, fault, sick) |
| fallibility(noun, weakness, failing, flaw, defect) |
| fragility(noun, weak, weakness, fault, sick) |
| frail |
| hang-up |
| hole(noun, weakness, crack, fault, blemish) |
| impotence(noun, weak, weakness, fault, sick) |
| liability(noun, wrong, weakness, burden, blame) |
| misdeed(noun, wrong, weakness, burden, blame) |
| pose(trait, gesture) |