There are 601 12-letter words that end with 'n'.
Note: These 601 12-letter words that end with 'n' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with on, an, en, in, rn, wn, un, gn, mn, nn, yn, hn, ln, sn.
2-letter words end with 'n' (5)