There are 14 words that start with 'powe'.
| power | powers |
| powered | powerful |
| powering | powerboat |
| powerless | powerboats |
| powerfully | powerhouse |
| powerhouses | powerlessly |
| powerlessness | powerlessnesses |
Note: These 14 words that start with 'powe' are found from the USA & Canada version of the tournament Scrabble word list.