There are 12 words that end with 'opisms'.
| tropisms | utopisms |
| atropisms | geotropisms |
| malapropisms | anisotropisms |
| chemotropisms | heliotropisms |
| hydrotropisms | phototropisms |
| thermotropisms | thigmotropisms |
Note: These 12 words that end with 'opisms' are found from the USA & Canada version of the tournament Scrabble word list.