| Rating | Solver | Clue |
|---|---|---|
| OBSERVANT | Heedful | |
| ATTENTIVE | Heedful | |
| HEEDY | Heedful. | |
| ATTENT | Attentive; heedful. | |
| ADVERTENT | Attentive; heedful; regardful. | |
| REGARDFUL | Heedful; attentive; observant. | |
| MINDFUL | Bearing in mind; regardful; attentive; heedful; observant. | |
| UNTHINKING | Not thinking; not heedful; thoughtless; inconsiderate; as, unthinking youth. | |