| spindly(adjective, dull, light, slight, fine) |
| svelte(slight, lean, slim) |
| ticklish |
| unconvincing(adjective, weak, thin, delicate, shaky) |
| unsteady(adjective, false, uncertain, unstable, ill) |
| vitreous(adjective, state, structure, frailty) |
| wasted(adjective, dull, light, slight, fine) |
| weakened(adjective, weak, thin, delicate, uncertain) |
| wispy(adjective, light, weak, slight, thin) |
| woozy(adjective, weak, thin, delicate, shaky) |
| worthless(adjective, poor, small, insignificant, unimportant) |
| fissile |
| bedridden |
| brash(adjective, brittleness) |
| brittle as glass(expression, idiom, brittleness) |
| broken(adjective, shaky, unsound, unsteady, wobbly) |
| capricious |
| cobwebby(adjective, light, fine, thin, airy) |
| crunchy(adjective, feature, state, characteristic, structure) |
| diaphanous(adjective, light, weak, thin, loose) |