There are 12 words that end with 'itisms'.
| elitisms | hermitisms |
| eremitisms | jesuitisms |
| spiritisms | stylitisms |
| favoritisms | parasitisms |
| sybaritisms | antielitisms |
| cosmopolitisms | endoparasitisms |
Note: These 12 words that end with 'itisms' are found from the USA & Canada version of the tournament Scrabble word list.