| Clue | Source | Date |
|---|---|---|
| Wash, as containers for leftovers | ||
| Wash lightly | The Washington Post | 25 Apr 2022 |
| Wash lightly | LA Times Daily | 25 Apr 2022 |
| Certain whistle blower | New York Times | 31 Aug 2017 |
| De-suds | ||
| Free of shampoo, say | New York Times | 22 Oct 2016 |
| Free of shampoo, say | ||
| Remove soap |