There are 21 words that end with 'tem'.
| item | stem | satem |
| retem | totem | system |
| diastem | subitem | bluestem |
| meristem | pipestem | brainstem |
| ecosystem | nonsystem | subsystem |
| antemortem | postmortem | multisystem |
| intersystem | photosystem | supersystem |
Note: These 21 words that end with 'tem' are found from the USA & Canada version of the tournament Scrabble word list.