| Clue | Source | Date |
|---|---|---|
| Particularly stupid individual (3-5) | ||
| Nitwit | LA Times Daily | 20 Sep 2023 |
| Knucklehead | New York Times | 07 Jun 2023 |
| Idiot | New York Times | 25 Sep 2022 |
| Ninny | Wall Street Journal | 26 Dec 2020 |
| Dope | New York Times | 17 Apr 2020 |
| Blockhead | Wall Street Journal | 14 Mar 2016 |
| Bozo | ||
| One with small mental ability | ||
| Idiot | ||
| Nitwit |