There are 12 words that start with 'ethyl'.
| ethyl | ethyls |
| ethylic | ethylate |
| ethylene | ethylated |
| ethylates | ethylenes |
| ethylenic | ethylating |
| ethylbenzene | ethylbenzenes |
Note: These 12 words that start with 'ethyl' are found from the USA & Canada version of the tournament Scrabble word list.