| Answer | Crossword Clue |
|---|---|
| KNAR | Tree-trunk protuberance |
| KNAR | Tree trunk protuberance |
| KNAR | Trunk protuberance |
| GNARL | Tree protuberance |
| BURL | Tree protuberance |
| GNARL | Tree protuberance. |
| KNUR | Tree protuberance |
| GNARL | Knotty tree protuberance |
| gnarls | knotty protuberance on a tree; knot |
| gnarling | knotty protuberance on a tree; knot |
| gnarled | knotty protuberance on a tree; knot |
| gnarl | knotty protuberance on a tree; knot |
| knurs | knotty or hard protuberance or growth, as on a tree |
| knur | knotty or hard protuberance or growth, as on a tree |
