| Clue | Source | Date |
|---|---|---|
| Difficult to direct (11) | ||
| Hard to manage | The Telegraph Quick | 16 Mar 2025 |
| Unconquerable; unassailable (11) | ||
| Difficult to influence, stubborn (11) | ||
| Hard to control it? Albert can amazingly (11) | ||
| Hard to control | Thomas Joseph | 31 May 2022 |
| Where farmer might be without men skilled and obstinate | The Telegraph Toughie | 16 Nov 2017 |