| Clue | Source | Date |
|---|---|---|
| Dogged and persistent | The Telegraph Cross Atlantic | 22 Oct 2025 |
| Callous group, having completely lost fluidity (4-3) | ||
| Twisted threads for... (4-3) | ||
| Unyielding and difficult games on the tennis court (4,3) | ||
| Unyielding threads, perhaps (4-3) | ||
| Rigid | New York Times | 14 Oct 2018 |
| Rigid | ||
| Obstinate policeman in hurry to be on time | The Telegraph Toughie | 11 Aug 2017 |
| Fixed | ||
| Fixed | ||
| Fixed | ||
| Rigidly fixed | ||
| Stubborn |