There are 18 words that start with 'begu'.
| begum | begun | begulf |
| begums | beguile | beguine |
| begulfs | beguiled | beguiler |
| beguiles | beguines | begulfed |
| beguilers | beguiling | begulfing |
| beguilement | beguilingly | beguilements |
Note: These 18 words that start with 'begu' are found from the USA & Canada version of the tournament Scrabble word list.