There are 3 13-letter words that end with 'ower'.
| blanketflower | passionflower |
| thundershower | |
Note: These 3 13-letter words that end with 'ower' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with lower, power, rower, tower, dower, bower, hower, vower, mower, nower, cower, sower.
5-letter words end with 'ower' (10)