There are 20 7-letter words that start with 'but'.
| butanes | butanol | butcher | butches |
| butenes | butlers | butlery | butling |
| buttals | butters | buttery | butties |
| butting | buttock | buttons | buttony |
| butyral | butyric | butyrin | butyryl |
Note: These 20 7-letter words that start with 'but' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words start with butt, buty, butc, buta, bute, butl, butu, buts.
4-letter words start with 'but' (3)