There are 20 words that start with 'bann'.
| banns | banned | banner | 
| bannet | banners | bannets | 
| banning | bannock | bannable | 
| bannered | banneret | bannerol | 
| bannocks | bannerets | bannering | 
| bannerols | bannister | bannerette | 
| bannisters | bannerettes | |
Note: These 20 words that start with 'bann' are found from the USA & Canada version of the tournament Scrabble word list.