| Clue | Source | Date |
|---|---|---|
| Study of drugs | The Telegraph Quick | 10 Jan 2025 |
| Sounds like scientific study of farming techniques that might involve growing poppies? | Irish Times Crosaire | 05 Mar 2020 |
| The science or study of drugs | Family Time | 13 Oct 2019 |
| The science of drugs | Family Time | 02 Dec 2018 |