There are 11 words that start with 'burgla'.
| burglar | burglars | 
| burglary | burglaries | 
| burglarize | burglarious | 
| burglarized | burglarizes | 
| burglarizing | burglarproof | 
| burglariously | |
Note: These 11 words that start with 'burgla' are found from the USA & Canada version of the tournament Scrabble word list.