| Clue | Source | Date |
|---|---|---|
| Least frank | ||
| Most non-committal | The Times Specialist Sunday | 11 Sep 2022 |
| Most secretive | Wall Street Journal | 19 Jun 2021 |
| Most sly | Universal | 24 May 2020 |
| It's Parisian imprisoning a soldier most guarded | ||
| Superlatively sly | Universal | 29 Dec 2019 |
| Most cunning | Wall Street Journal | 17 Jan 2018 |
| Most foxy | LA Times Daily | 10 Jun 2016 |
| Most foxy | ||
| Least likely to be tricked | ||
| Most crafty | ||
| Least forthcoming | ||
| Least likely to be pinned down | ||
| Most astute | ||
| Least gullible | ||
| Shrewdest | ||
| Most wily | ||
| Most foxy |