There are 15 words that end with 'lacks'.
| lacks | blacks | clacks |
| flacks | placks | slacks |
| pollacks | eyeblacks | nonblacks |
| shellacks | boneblacks | bootblacks |
| lampblacks | shoeblacks | superflacks |
Note: These 15 words that end with 'lacks' are found from the USA & Canada version of the tournament Scrabble word list.