| Rating | Solver | Clue |
|---|---|---|
| EXOSKELETON | Hard outer layer | |
| RIND | Hard outer layer of right hand | |
| ENAMEL | Hard outer layer of a tooth | |
| COAT | Outer layer | |
| EXTERIOR | Outer layer | |
| COATING | Outer layer | |
| TORTILLA | Burrito’s outer layer | |
| CRUST | Hard outer part | |
| ARIL | Hard outer covering | |
| SHELL | Hard outer covering | |
| EPIDERMIS | Outer layer of skin | |
| TOPCOAT | Outer layer of paint | |
| EPIDERMIC | Of the skin's outer layer | |
| PERIDERM | The outer layer of bark. | |
| CRUSTS | Slice parts of hard outer layers | |
| CORNEA | Outer layer of maize meal being husked | |
| ECTODERM | The outer layer of the blastoderm; epiblast. | |
| OVICAPSULE | The outer layer of a Graafian follicle. | |