There are 15 words that start with 'rush'.
| rush | rushy | rushed | 
| rushee | rusher | rushes | 
| rushees | rushers | rushier | 
| rushing | rushiest | rushings | 
| rushlike | rushlight | rushlights | 
Note: These 15 words that start with 'rush' are found from the USA & Canada version of the tournament Scrabble word list.