There are 17 words that start with 'deer'.
| deer | deers | deerfly | 
| deerlike | deerskin | deerweed | 
| deeryard | deerberry | deerflies | 
| deerhound | deerskins | deerweeds | 
| deeryards | deerhounds | deerberries | 
| deerstalker | deerstalkers | |
Note: These 17 words that start with 'deer' are found from the USA & Canada version of the tournament Scrabble word list.