There are 3 14-letter words that end with 'hness'.
| amateurishness | coquettishness |
| outlandishness | |
Note: These 3 14-letter words that end with 'hness' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with shness, chness, ghness, thness.
8-letter words end with 'hness' (9)