| flimsy(adjective, strong, light, weak, slight) |
| chiffon(weak, slight, thin, feeble, tacky) |
| cut-rate(weak, slight, thin, feeble, tacky) |
| decrepit(weak, slight, thin, feeble, tacky) |
| defective(weak, slight, thin, feeble, tacky) |
| delicate(weak, slight, thin, feeble, tacky) |
| diaphanous(weak, slight, thin, feeble, tacky) |
| feeble(weak, slight, thin, tacky, fragile) |
| fragile(weak, slight, thin, feeble, tacky) |
| frail(weak, slight, thin, feeble, tacky) |
| gauzy(weak, slight, thin, feeble, tacky) |
| gossamer(weak, slight, thin, feeble, tacky) |
| house of cards(expression, weak, slight, thin, feeble) |
| inadequate(weak, slight, thin, feeble, tacky) |
| infirm(weak, slight, thin, feeble, tacky) |
| insubstantial(weak, slight, thin, feeble, tacky) |
| meager(weak, slight, thin, feeble, tacky) |
| papery(weak, slight, thin, feeble, tacky) |
| rickety(weak, slight, thin, feeble, tacky) |
| shaky(weak, slight, thin, feeble, tacky) |