There are 15 words that start with 'street'.
| street | streets | 
| streetcar | streetcars | 
| streetlamp | streetwise | 
| streetlamps | streetlight | 
| streetscape | streetlights | 
| streetscapes | streetwalker | 
| streetwalkers | streetwalking | 
| streetwalkings | |
Note: These 15 words that start with 'street' are found from the USA & Canada version of the tournament Scrabble word list.