| Clue | Source | Date |
|---|---|---|
| Quick-witted | Wall Street Journal | 01 Apr 2025 |
| Hair cutter's instrument holding shaver head is very clever | ||
| Really good to slice with | USA Today | 18 May 2021 |
| Superquick on the uptake | New York Times | 24 Oct 2020 |
| Very keen swimmer's back on Atlantic islands culling European type of seal? | The Times Cryptic | 19 Mar 2015 |
| High-definition | ||
| Like trenchant wit | ||
| Clearly outlined | ||
| Clearly defined | ||
| Fine-edged | ||
| Honed to perfection | ||
| Finely honed | ||
| Good for a 26-Down | ||
| Well-honed | ||
| Well-honed | ||
| Honed to perfection | ||
| Honed to perfection | ||
| Like a sword's edge |