There are 20 words that end with 'power'.
| power | empower | impower | 
| repower | airpower | manpower | 
| outpower | warpower | firepower | 
| overpower | willpower | brainpower | 
| horsepower | hydropower | multipower | 
| superpower | waterpower | womanpower | 
| candlepower | counterpower | |
Note: These 20 words that end with 'power' are found from the USA & Canada version of the tournament Scrabble word list.