There are 12 words that start with 'outbul'.
| outbulk | outbulge | outbulks |
| outbully | outbulged | outbulges |
| outbulked | outbulging | outbulking |
| outbullied | outbullies | outbullying |
Note: These 12 words that start with 'outbul' are found from the USA & Canada version of the tournament Scrabble word list.