There are 15 words that end with 'tacks'.
| tacks | stacks |
| attacks | retacks |
| untacks | restacks |
| unstacks | hardtacks |
| haystacks | reattacks |
| ticktacks | thumbtacks |
| hackmatacks | smokestacks |
| counterattacks | |
Note: These 15 words that end with 'tacks' are found from the USA & Canada version of the tournament Scrabble word list.