| Rating | Solver | Clue |
|---|---|---|
| RELEARN | Repeat one's studies | |
| ANTHROPOLOGIST | One who studies humans | |
| ASTRONOMER | One who studies celestial bodies | |
| MICROBIOLOGIST | One who studies tiny organisms | |
| LEPIDOPTERIST | One who studies the Lepidoptera. | |
| ASTROLOGER | One who studies the stars; an astronomer. | |
| ETHOLOGIST | One who studies or writes upon ethology. | |
| CLIMATOLOGIST | One versed in, or who studies, climatology. | |
| ICHTHYOLOGIST | One versed in, or who studies, ichthyology. | |