There are 10 words that start with 'crest'.
| crest | crests | 
| crestal | crested | 
| cresting | crestings | 
| crestless | crestfallen | 
| crestfallenly | crestfallenness | 
Note: These 10 words that start with 'crest' are found from the USA & Canada version of the tournament Scrabble word list.