| Answer | Crossword Clue |
|---|---|
| SHARP | ... as a tack |
| SHARP | .. as a tack |
| ASTUTE | Sharp as a tack |
| KEEN | Sharp as a tack |
| SMART | Sharp as a tack |
| SHREWD | Sharp as a tack |
| ACUTE | Sharp as a tack |
| ALERT | Sharp as a tack |
| POST | Tack up, as a notice |
| BOXHAUL | Tack, as a square-rigger |
| SIMILE | 'Sharp as a tack,' e.g. |
| SIMILE | "Sharp as a tack," for example |
