There are 16 words that end with 'llen'.
| mullen | fallen | pollen |
| sullen | stollen | swollen |
| woollen | befallen | refallen |
| unfallen | unswollen | upswollen |
| chapfallen | chopfallen | downfallen |
| crestfallen | ||
Note: These 16 words that end with 'llen' are found from the USA & Canada version of the tournament Scrabble word list.