There are 12 words that end with 'tomize'.
| atomize | anatomize |
| customize | epitomize |
| autotomize | lobotomize |
| dichotomize | vasectomize |
| thymectomize | nephrectomize |
| splenectomize | pinealectomize |
Note: These 12 words that end with 'tomize' are found from the USA & Canada version of the tournament Scrabble word list.