There are 18 words that end with 'difies'.
| edifies | codifies | modifies |
| nidifies | acidifies | dandifies |
| reedifies | humidifies | lapidifies |
| solidifies | recodifies | remodifies |
| rigidifies | deacidifies | commodifies |
| premodifies | dehumidifies | resolidifies |
Note: These 18 words that end with 'difies' are found from the USA & Canada version of the tournament Scrabble word list.