There are 15 words that start with 'fusti'.
| fustic | fustian | fustics |
| fustier | fustily | fustians |
| fustiest | fustigate | fustiness |
| fustigated | fustigates | fustigating |
| fustigation | fustinesses | fustigations |
Note: These 15 words that start with 'fusti' are found from the USA & Canada version of the tournament Scrabble word list.