| false(insane, unhealthy, frail, incorrect) |
| faulty(false, insane, unhealthy, frail) |
| flawed(false, unstable, shaky, insane) |
| fragile(false, unstable, shaky, insane) |
| frail |
| in poor health(expression, idiom, false, insane) |
| inaccurate(false, insane, unhealthy, frail) |
| incorrect(false, insane, unhealthy, frail) |
| infirm(unstable, shaky, insane, unhealthy) |
| insecure(false, unstable, shaky, insane) |
| insubstantial(false, unstable, shaky, insane) |
| not solid(expression, false, unstable, insane) |
| poorly(unhealthy, frail) |
| rickety(unstable, shaky, insane, unhealthy) |
| shaky(unstable, insane, unhealthy, frail) |
| tottering(unstable, shaky, insane, unhealthy) |
| unbacked(false, unstable, shaky, insane) |
| unhealthy(frail, preoccupied, neurotic, fixated) |
| unreliable(false, insane, unhealthy, frail) |
| unsteady(false, unstable, shaky, insane) |