There are 49 words that end with 'iser'.
Note: These 49 words that end with 'iser' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with aiser, ciser, liser, miser, riser, tiser, viser, uiser, diser, niser, wiser, eiser, hiser, oiser, piser.