| feeble(adjective, uncertain, shaky, hesitant, sluggish) |
| weak(adjective, strong, skill, uncertain, inadequate) |
| impotent(adjective, weak, skill, unfit, inept) |
| helpless(adjective, weak, skill, unfit, inept) |
| infirm(adjective, uncertain, feeble, shaky, hesitant) |
| powerless(adjective, weak, skill, uncertain, inadequate) |
| unable(adjective, skill, talent, inept, powerless) |
| delicate(adjective, uncertain, feeble, shaky, hesitant) |
| faint(adjective, uncertain, feeble, shaky, hesitant) |
| forceless(adjective, weak, uncertain, feeble, hesitant) |
| frail(adjective, uncertain, feeble, shaky, hesitant) |
| languid(adjective, uncertain, feeble, shaky, hesitant) |
| feckless |
| flaccid(adjective, uncertain, feeble, shaky, hesitant) |
| fragile(adjective, uncertain, feeble, shaky, hesitant) |
| hog-tied(weak, skill, unfit, inept, powerless) |
| incapable(adjective, weak, skill, unfit, inept) |
| incompetent(adjective, weak, skill, inadequate, unfit) |
| inefficient(adjective, weak, skill, inadequate, unfit) |
| inept(adjective, weak, skill, inadequate, unfit) |