There are 18 words that start with 'bora'.
| bora | boral | boras | 
| borax | borage | borals | 
| borane | borate | boraces | 
| boracic | borages | boranes | 
| borated | borates | boraxes | 
| boracite | borating | boracites | 
Note: These 18 words that start with 'bora' are found from the USA & Canada version of the tournament Scrabble word list.