| Clue | Source | Date |
|---|---|---|
| Become blocked with an accumulation of thick. we matter (4,2) | ||
| Jam | LA Times Daily | 01 May 2022 |
| Jam | The Washington Post | 01 May 2022 |
| Obstruct | Newsday | 01 Aug 2021 |
| Obstruct | USA Today | 26 Oct 2020 |
| Cause congestion to | The Washington Post Sunday | 31 Mar 2019 |
| Become congested | Wall Street Journal | 27 Feb 2018 |
| Congest | The Chronicle of Higher Education | 01 Sep 2017 |
| Congest | ||
| Become blocked | ||
| Become full of hair, perhaps | ||
| Jam | ||
| Jam | ||
| Jam | ||
| Get blocked | ||
| Congest | ||
| Become blocked |