| Clue | Source | Date |
|---|---|---|
| Fixed grin (6) | ||
| Unnatural gaping of the mouth | ||
| Fixed unnatural grin | The Times Concise | 27 Nov 2023 |
| Fixed unnatural smile | The Guardian Quick | 22 Dec 2022 |
| Fixed grimace | The Guardian Speedy | 24 Jul 2022 |
| A fixed or unnatural grin or grimace | The Times Specialist Sunday | 18 Mar 2018 |
| Fixed grimace | The Times Concise | 08 May 2017 |
| 2 Strict, usually maintaining fixed expression | ||
| Gaping grin | ||
| Gaping expression | ||
| Gaping grin | ||
| Opening of the mouth |