There are 17 10-letter words that end with 'tism'.
| automatism | absolutism | anabaptism |
| concretism | epiphytism | favoritism |
| pragmatism | schematism | parasitism |
| patriotism | separatism | presentism |
| prostatism | rheumatism | sybaritism |
| syncretism | traumatism | |
Note: These 17 10-letter words that end with 'tism' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with atism, otism, itism, etism, ntism, utism, ptism, ttism, ytism, ftism, htism, ltism, rtism, stism.
6-letter words end with 'tism' (2)