| Answer | Crossword Clue |
|---|---|
| EYER | Observant person |
| EAGLEEYE | Very observant person |
| SHARPEYES | Keenly observant person. |
| arguses | any observant or vigilant person; a watchful guardian |
| argus | any observant or vigilant person; a watchful guardian |
| observants | OBSERVANT, a person who observes a law, custom etc |
