| acicular(keen, sharp, piercing, pointed, peaked) |
| arrowlike(keen, sharp, piercing, pointed, acuminate) |
| barbed(keen, sharp, fine, acute, piercing) |
| cornered(keen, sharp, piercing) |
| cuspate(keen, sharp, fine, acute, cutting) |
| fine(keen, sharp, acute, piercing, cutting) |
| gnawing |
| honed |
| jagged(keen, sharp, fine, acute, piercing) |
| knifelike(adjective, keen, sharp, fine, acute) |
| lancinating(adjective, sharp) |
| mordacious |
| mucronate(adjective, keen, sharp, piercing, pointed) |
| piercing(keen, sharp, fine, acute, stabbing) |
| piked(keen, sharp, piercing, pointed, peaked) |
| pointed(keen, sharp, fine, acute, cutting) |
| prickly |
| razor-sharp |
| sagittal(keen, sharp, piercing, pointed, acuminate) |
| sagittate(keen, sharp, piercing, pointed, acuminate) |