| insufficiency(noun, weakness, skill, failure, lack) |
| disability(noun, disadvantage, injury, restriction, inability) |
| imbecility(apathy, nonsense, absurdity, impotence, imbecility folly) |
| impotence(noun, weakness, skill, failure, shortcoming) |
| incompetency(noun, ability, weakness, lack, failing) |
| disablement(noun, impotence) |
| disqualification(noun, weakness, skill, failure, disadvantage) |
| inaptitude(noun, weakness, skill, failure, shortcoming) |
| unfitness(noun, weakness, skill, failure, lack) |
| foolishness |
| incapacitation(noun, weakness, skill, failure, shortcoming) |
| powerlessness(noun, ability, weakness, skill, failure) |
| stupidity(noun, weakness, dullness, apathy, ignorance) |
| weakness(noun, skill, failure, lack, failing) |
| artlessness(noun, innocence, uselessness, incompetence, clumsiness) |
| awkwardness(noun, exclusion, elimination, innocence, uselessness) |
| inaptness(defect, deficiency, imperfection, inadequacy, shortage) |
| infirmity(noun, weakness, disadvantage, delicacy, inadequacy) |
| rudeness(noun, innocence, uselessness, incompetence, clumsiness) |
| shakiness(noun, weakness, fragility, thinness) |