There are 17 words that end with 'lack'.
| lack | alack | black |
| clack | flack | plack |
| slack | pollack | eyeblack |
| nonblack | shellack | antiblack |
| boneblack | bootblack | lampblack |
| shoeblack | superflack | |
Note: These 17 words that end with 'lack' are found from the USA & Canada version of the tournament Scrabble word list.