| Clue | Source | Date |
|---|---|---|
| Tough nut's challenge to legal team? | The Sun Two Speed | 14 Aug 2024 |
| Difficult person | The Sun Two Speed | 14 Aug 2024 |
| Person not easily swayed by sentiment | New York Times | 22 May 2022 |
| Tough person | The Sun Two Speed | 30 May 2018 |
| Tough individual playing charades | The Sun Two Speed | 30 May 2018 |
| Cell phone protector | Newsday | 17 May 2018 |
| Tough customer | ||
| Challenging delinquent | ||
| Tough customer |