There are 6 14-letter words that end with 'ening'.
| foreshortening | nonthreatening |
| oversweetening | overtightening |
| superhardening | unenlightening |
Note: These 6 14-letter words that end with 'ening' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with tening, dening, kening, eening, hening, pening, vening, zening, sening, fening, mening, cening, iening, lening, rening.
7-letter words end with 'ening' (6)