There are 14 words that start with 'repat'.
| repatch | repatched | 
| repatches | repattern | 
| repatching | repatriate | 
| repatterns | repatriated | 
| repatriates | repatterned | 
| repatriating | repatriation | 
| repatterning | repatriations | 
Note: These 14 words that start with 'repat' are found from the USA & Canada version of the tournament Scrabble word list.