| Clue | Source | Date |
|---|---|---|
| Shuddered | Newsday | 14 Jan 2024 |
| Vehicle requiring internal upkeep essentially shuddered | ||
| Shook with fear | Universal | 22 May 2021 |
| Shook | LA Times Daily | 23 May 2020 |
| Shook | The Washington Post | 23 May 2020 |
| Trembled | Thomas Joseph | 11 Dec 2019 |
| Quivered, trembled | Irish Times Simplex | 17 Feb 2017 |
| Trembled, as with fear | USA Today | 24 Apr 2015 |
| Trembled, as with fear | ||
| Trembled, as with fear | ||
| Exhibited fear | ||
| Shook | ||
| Trembled | ||
| Trembled | ||
| Trembled | ||
| Shook | ||
| Shuddered | ||
| Shook | ||
| Trembled | ||
| Shuddered. |