| Solution | Length | |
|---|---|---|
| 4 letters | ||
| node | 4 | |
| bard | 4 | |
| pine | 4 | |
| hard | 4 | |
| 5 letters | ||
| nodal | 5 | |
| spiny | 5 | |
| rough | 5 | |
| tough | 5 | |
| steep | 5 | |
| 6 letters | ||
| NODOSE | 6 | |
| NODOUS | 6 | |
| gnarly | 6 | |
| snaggy | 6 | |
| uneven | 6 | |
| sticky | 6 | |
| tricky | 6 | |
| uphill | 6 | |
| severe | 6 | |
| rugged | 6 | |
| thorny | 6 | |
| wicked | 6 | |
| 7 letters | ||
| macrame | 7 | |
| prickly | 7 | |
| slavish | 7 | |
| complex | 7 | |
| gnarled | 7 | |
| studded | 7 | |
| KNARRED | 7 | |
| 8 letters | ||
| ticklish | 8 | |
| TOILSOME | 8 | |
| profound | 8 | |
| rigorous | 8 | |
| scabrous | 8 | |
| TUBEROUS | 8 | |
| 9 letters | ||
| scrambled | 9 | |
| intricate | 9 | |
| nodulated | 9 | |
| difficult | 9 | |
| 10 letters | ||
| tubercular | 10 | |
| 11 letters | ||
| complicated | 11 | |
| 13 letters | ||
| sophisticated | 13 | |