There are 11 words that end with 'merism'.
| dimerism | chimerism |
| mesmerism | isomerism |
| trimerism | metamerism |
| euhemerism | polymerism |
| consumerism | tautomerism |
| stereoisomerism | |
Note: These 11 words that end with 'merism' are found from the USA & Canada version of the tournament Scrabble word list.