There are 17 words that start with 'boul'.
| boule | boules |
| boulle | boulder |
| boulles | boulders |
| bouldery | bouldered |
| boulderer | boulevard |
| boulderers | bouldering |
| boulevards | boulevardier |
| boulevardiers | bouleversement |
| bouleversements | |
Note: These 17 words that start with 'boul' are found from the USA & Canada version of the tournament Scrabble word list.