| Answer | Crossword Clue |
|---|---|
| KNURL | Make ridges on |
| ARETES | Ridges on ranges |
| LIRAS | Ridges on shells |
| FRENA | Ridges on insects' wings |
| FRETS | Ridges on the neck |
| WEALS | Ridges on the skin. |
| TOEHOLDS | Ridges on a face? |
| WHORLS | Ridges on a print |
| FRETS | Fingerboard ridges on a guitar. |
| KNURLS | Small ridges, as on a thumbscrew. |
| GYRUS | One of the ridges on brain surface. |
| FRETS | Ridges on the fingerboard of a guitar. |
