There are 5 13-letter words that end with 'izer'.
| demineralizer | editorializer | 
| philosophizer | propagandizer | 
| tranquillizer | |
Note: These 5 13-letter words that end with 'izer' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with lizer, nizer, rizer, tizer, dizer, mizer, gizer, cizer, hizer, sizer, aizer, eizer, uizer.
5-letter words end with 'izer' (1)