There are 17 words that start with 'dyst'.
| dystaxia | dystocia | dystonia | 
| dystonic | dystopia | dystaxias | 
| dysthymia | dysthymic | dystocias | 
| dystonias | dystopian | dystopias | 
| dystrophy | dysthymias | dysthymics | 
| dystrophic | dystrophies | |
Note: These 17 words that start with 'dyst' are found from the USA & Canada version of the tournament Scrabble word list.