There are 13 words that start with 'deaf'.
| deaf | deafen | deafer |
| deafly | deafens | deafest |
| deafish | deafened | deafness |
| deafening | deafenings | deafnesses |
| deafeningly | ||
Note: These 13 words that start with 'deaf' are found from the USA & Canada version of the tournament Scrabble word list.