| Clue | Source | Date |
|---|---|---|
| Informal term meaning 'a person unlike any other' (3,2,1,4) | ||
| Totally original | USA Today | 18 Jul 2023 |
| Totally unique | USA Today | 05 Nov 2022 |
| Unique novel? | Irish Times Crosaire | 27 Dec 2021 |
| Unique thing | The Washington Post | 30 Jun 2021 |
| Unique thing | LA Times Daily | 30 Jun 2021 |
| Something unlike any other | The Washington Post | 18 Mar 2019 |
| Something unlike any other | LA Times Daily | 18 Mar 2019 |
| Something unlike any other | ||
| Sole | ||
| Incomparable | ||
| Unique | ||
| Unique. | ||
| Unique |