There are 9 words that start with 'dolom'.
| dolomite | dolomites | 
| dolomitic | dolomitize | 
| dolomitized | dolomitizes | 
| dolomitizing | dolomitization | 
| dolomitizations | |
Note: These 9 words that start with 'dolom' are found from the USA & Canada version of the tournament Scrabble word list.