| Clue | Source | Date |
|---|---|---|
| *Extreme infrequency in which you'll see a turn of events? | Universal | 26 Dec 2022 |
| Rarely ... or what each set of circled letters is? | The Washington Post | 29 Mar 2022 |
| Rarely ... or what each set of circled letters is? | LA Times Daily | 29 Mar 2022 |
| Very infrequently | Newsday | 01 Feb 2022 |