There are 14 words that start with 'eros'.
| eros | erose | 
| eroses | erosely | 
| erosion | erosive | 
| erosible | erosions | 
| erosional | erosivity | 
| erosionally | erosiveness | 
| erosivities | erosivenesses | 
Note: These 14 words that start with 'eros' are found from the USA & Canada version of the tournament Scrabble word list.