| Answer | Crossword Clue |
|---|---|
| ruga | an anatomical fold or wrinkle |
| rugae | RUGA, an anatomical fold or wrinkle |
| rugate | resembling a ruga (an anatomical fold or wrinkle) |
| rugal | pertaining to a ruga (an anatomical fold or wrinkle) |
| ruga | an anatomical fold or wrinkle (as of the gastric mucous membranes) usually used in plural |
| fornix | an anatomical arch or fold |
