| Clue | Source | Date |
|---|---|---|
| Crumble | The Washington Post | 16 Apr 2022 |
| Crumble | LA Times Daily | 16 Apr 2022 |
| Crumble to dust | Thomas Joseph | 26 Sep 2020 |
| Decay, as old book pages | The New Yorker | 15 Oct 2018 |
| Break down or decompose | Family Time | 08 Oct 2018 |
| Crumble | The Chronicle of Higher Education | 20 Jan 2017 |
| Crumble | ||
| Crumble into particles | ||
| Crumble | ||
| Crumble | ||
| Crumble | ||
| Crumble. |