There are 12 words that start with 'bacch'.
| bacchic | bacchii | 
| bacchant | bacchius | 
| bacchanal | bacchante | 
| bacchants | bacchanals | 
| bacchantes | bacchanalia | 
| bacchanalian | bacchanalians | 
Note: These 12 words that start with 'bacch' are found from the USA & Canada version of the tournament Scrabble word list.