There are 9 words that end with 'therms'.
| therms | isotherms |
| ectotherms | endotherms |
| eurytherms | homeotherms |
| stenotherms | homoiotherms |
| poikilotherms | |
Note: These 9 words that end with 'therms' are found from the USA & Canada version of the tournament Scrabble word list.