There are 14 words that end with 'tests'.
| tests | attests |
| detests | latests |
| obtests | retests |
| contests | mostests |
| pretests | protests |
| subtests | coattests |
| posttests | counterprotests |
Note: These 14 words that end with 'tests' are found from the USA & Canada version of the tournament Scrabble word list.