There are 26 11-letter words that end with 'sters'.
Note: These 26 11-letter words that end with 'sters' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with asters, isters, esters, usters, osters, psters, msters, nsters, ysters, lsters, bsters, gsters, dsters, ksters, rsters, tsters, wsters.
6-letter words end with 'sters' (2)