There are 10 words that start with 'dissa'.
| dissave | dissaved | 
| dissaves | dissaving | 
| dissatisfy | dissatisfied | 
| dissatisfies | dissatisfying | 
| dissatisfaction | dissatisfactory | 
Note: These 10 words that start with 'dissa' are found from the USA & Canada version of the tournament Scrabble word list.