| 1 | English | epidermis | The outer, protective layer of the skin of... |
| 2 | Latin | epidermis | epidermis, cuticle, surface skin |
| 3 | Ancient Greek | ἐπιδερμίς | Outer skin, epidermis; Web of waterbirds' feet |
| 4 | Ancient Greek | ἐπι- | on, upon, on top of, all over, covering; on,... |
| 5 | Ancient Greek | ἐπί | as well, besides; For usage in composition, see... |
| 6 | Ancient Greek | Ἡμέρα | — |
| 7 | Ancient Greek | ἦμαρ | day; by day; midday |
| 8 | Proto-Hellenic | ā́mər | — |
| 9 | Proto-Indo-European | h₂eh₃mr̥ | heat |
| 10 | Proto-Indo-European | h₂eh₃- | to be hot; to burn |