| Rating | Solver | Clue |
|---|---|---|
| SHARPER | More acute | |
| CLEAR | To render more quick or acute, as the understanding; to make perspicacious. | |
| SHARPEN | To render more quick or acute in perception; to make more ready or ingenious. | |
| OBTUSE | Not pointed or acute; blunt; -- applied esp. to angles greater than a right angle, or containing more than ninety degrees. | |
| HATCHING | A mode of execution in engraving, drawing, and miniature painting, in which shading is produced by lines crossing each other at angles more or less acute; -- called also crosshatching. | |
| ASCEND | ...ern to ancient times, from one note to another more acute, etc.; as, our inquiries ascend to the remotest antiquity; to ascend to our first prog... | |