There are 21 words that end with 'nyl'.
| nonyl | vinyl | adenyl |
| alanyl | phenyl | uranyl |
| bivinyl | ethinyl | ethynyl |
| thionyl | biphenyl | carbonyl |
| deprenyl | diphenyl | fentanyl |
| propenyl | succinyl | sulfinyl |
| sulfonyl | antimonyl | polyvinyl |
Note: These 21 words that end with 'nyl' are found from the USA & Canada version of the tournament Scrabble word list.