| Clue | Source | Date |
|---|---|---|
| [knocks on wood] | ||
| "You're tempting fate!" | New York Times | 17 Feb 2024 |
| Superstitious warning | LA Times Daily | 12 May 2018 |
| Superstitious warning | The Washington Post | 12 May 2018 |
| Superstitious warning | ||
| Superstition admonition | ||
| Superstitious admonition | ||
| Admonition to one celebrating prematurely |