There are 10 words that start with 'blud'.
| bludge | bludged | bludger | 
| bludges | bludgeon | bludgers | 
| bludging | bludgeons | bludgeoned | 
| bludgeoning | ||
Note: These 10 words that start with 'blud' are found from the USA & Canada version of the tournament Scrabble word list.