There are 18 words that end with 'enal'.
| penal | renal |
| venal | lienal |
| thenal | adrenal |
| arsenal | hymenal |
| lumenal | juvenal |
| duodenal | noumenal |
| prerenal | interrenal |
| phenomenal | suprarenal |
| epiphenomenal | gastroduodenal |
Note: These 18 words that end with 'enal' are found from the USA & Canada version of the tournament Scrabble word list.