There is 1 15-letter word that end with 'fing'.
weatherproofing | |
Note: These 1 15-letter words that end with 'fing' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with ffing, ofing, rfing, lfing, ifing, afing, efing.
6-letter words end with 'fing' (3)