There are 10 words that start with 'uredi'.
| uredia | uredial | 
| uredium | uredinia | 
| uredinial | uredinium | 
| urediospore | urediospores | 
| urediniospore | urediniospores | 
Note: These 10 words that start with 'uredi' are found from the USA & Canada version of the tournament Scrabble word list.