| butterfingers(adjective, weak, awkward, inadequate, unfit) |
| clumsy(weak, skill, inadequate, unfit, unqualified) |
| disqualified(adjective, weak, inadequate, useless, incompetent) |
| feeble(adjective, weak, inadequate, useless, unfit) |
| floundering(inadequate, useless, inept, unable, unskilled) |
| helpless(weak, skill, inadequate, unfit, inept) |
| hog-tied(weak, skill, unfit, inept, powerless) |
| ill-equipped(adjective, inadequate, useless, unqualified, inexpert) |
| impotent(adjective, weak, skill, inadequate, incompetent) |
| impuissant(weak, skill, inadequate, unfit, inept) |
| incapacitated(weak, skill, incompetent, unfit, unqualified) |
| inefficacious(weak, skill, inadequate, unfit, inept) |
| inefficient(weak, skill, inadequate, useless, unqualified) |
| ineligible(adjective, weak, inadequate, useless, incompetent) |
| inept(adjective, weak, inadequate, useless, incompetent) |
| inexperienced(adjective, weak, inadequate, useless, incompetent) |
| inexpert(adjective, weak, inadequate, useless, incompetent) |
| inoperative(weak, skill, unfit, inept, powerless) |
| inproficient(adjective, weak, awkward, inadequate, unfit) |
| insufficient(adjective, weak, inadequate, useless, unfit) |