There are 14 15-letter words that end with 'ences'.
Note: These 14 15-letter words that end with 'ences' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with cences, iences, dences, lences, rences, tences, gences, uences, nences, pences, fences, sences, mences.
6-letter words end with 'ences' (1)