There are 67 words that end with 'aches'.
Note: These 67 words that end with 'aches' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with eaches, oaches, taches, naches, raches, daches, haches, laches, baches, caches, kaches, maches, paches, saches, uaches, yaches.