There are 16 words that end with 'thless'.
| bathless | nathless | pithless |
| ruthless | pathless | deathless |
| depthless | heathless | mirthless |
| mouthless | faithless | teethless |
| toothless | truthless | worthless |
| breathless | ||
Note: These 16 words that end with 'thless' are found from the USA & Canada version of the tournament Scrabble word list.