There are 19 11-letter words that end with 'ase'.
Note: These 19 11-letter words that end with 'ase' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with ease, case, rase, nase, lase, hase, dase, tase, base, pase, gase, kase, mase, vase, yase.
4-letter words end with 'ase' (7)