| decrepit(false, unstable, shaky, insane) |
| delicate(unstable, shaky, insane, unhealthy) |
| erroneous(false, insane, unhealthy, frail) |
| fallacious(false, insane, unhealthy, frail) |
| false(insane, unhealthy, frail, incorrect) |
| fragile(false, unstable, shaky, insane) |
| frail |
| in poor health(expression, idiom, false, insane) |
| inaccurate(false, insane, unhealthy, frail) |
| incongruous(false, unstable, shaky, insane) |
| incorrect(false, insane, unhealthy, frail) |
| infected(adjective, sick, unwell, diseased) |
| infirm(unstable, shaky, insane, unhealthy) |
| insecure(false, unstable, shaky, insane) |
| insubstantial(false, unstable, shaky, insane) |
| invalid(unhealthy, frail) |
| not solid(expression, false, unstable, insane) |
| poorly(unhealthy, frail) |
| rickety(unstable, shaky, insane, unhealthy) |
| shaky(unstable, insane, unhealthy, frail) |