There are 15 words that end with 'grated'.
| grated | migrated | 
| regrated | emigrated | 
| denigrated | immigrated | 
| integrated | remigrated | 
| deflagrated | reintegrated | 
| unintegrated | disintegrated | 
| nonintegrated | redintegrated | 
| transmigrated | |
Note: These 15 words that end with 'grated' are found from the USA & Canada version of the tournament Scrabble word list.