There are 9 words that start with 'flutt'.
| flutter | flutters | 
| fluttery | fluttered | 
| flutterer | flutterers | 
| fluttering | flutterboard | 
| flutterboards | |
Note: These 9 words that start with 'flutt' are found from the USA & Canada version of the tournament Scrabble word list.