| Rating | Solver | Clue |
|---|---|---|
| BONE WEAKNESS | Brittleness | |
| FRAGILITY | Brittleness | |
| BROTELNESS | Brittleness. | |
| BRICKLENESS | Brittleness. | |
| MALLEABILITY | The quality or state of being malleable; -- opposed to friability and brittleness. | |
| GLASSY | Resembling glass in its properties, as in smoothness, brittleness, or transparency; as, a glassy stream; a glassy surface; the glassy deep. | |
| TOUGH | Having the quality of flexibility without brittleness; yielding to force without breaking; capable of resisting great strain; as, the ligaments of animals are remarkably tough. | |
| TENACITY | That quality of bodies which keeps them from parting without considerable force; cohesiveness; the effect of attraction; -- as distinguished from brittleness, fragility, mobility, etc. | |