There is 1 15-letter word that end with 'nize'.
totalitarianize | |
Note: These 1 15-letter words that end with 'nize' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with onize, anize, inize, enize, rnize, gnize, unize, mnize, nnize.
6-letter words end with 'nize' (2)