| Answer | Crossword Clue |
|---|---|
| INLAID | Set into a surface. |
| INLAY | Set into a surface |
| INLAY | Set into body of a surface. |
| inlayer | to set into a surface or ground material |
| inlays | to set into a surface or ground material |
| riblets | any of a series of microscopic grooves set into a material that is applied to the exterior surface of aircraft or boats to reduce drag |
| riblet | any of a series of microscopic grooves set into a material that is applied to the exterior surface of aircraft or boats to reduce drag |
| INLAY | Set into the surface |
