There are 12 words that start with 'exod'.
| exodoi | exodos | exodus | 
| exoderm | exoderms | exoduses | 
| exodermis | exodontia | exodontias | 
| exodontist | exodermises | exodontists | 
Note: These 12 words that start with 'exod' are found from the USA & Canada version of the tournament Scrabble word list.