| Clue | Source | Date |
|---|---|---|
| More knotted, as a tree trunk | LA Times Daily | 01 Nov 2022 |
| Way more cool | LA Times Daily | 14 Feb 2021 |
| Way more cool | The Washington Post | 14 Feb 2021 |
| More difficult in larger form | ||
| More knotted, as trees | Universal | 20 Oct 2015 |
| More knotty in larger formation | ||
| More knotted, as trees | ||
| More difficult, in slang | ||
| More knotted or knobbed | ||
| More difficult, in slang | ||
| More twisted. |