There are 16 words that start with 'droo'.
| drool | droop | drools |
| drooly | droops | droopy |
| drooled | drooped | droolier |
| drooling | droopier | droopily |
| drooping | drooliest | droopiest |
| droopingly | ||
Note: These 16 words that start with 'droo' are found from the USA & Canada version of the tournament Scrabble word list.