There are 115 10-letter words that end with 'is'.
Note: These 115 10-letter words that end with 'is' are found from the USA & Canada version of the tournament Scrabble word list.
Also see words end with sis, tis, ris, lis, nis, xis, his, kis, mis, ais, dis, ois, bis, eis, uis, jis, pis, gis, vis, cis, wis, zis, fis, iis, qis, yis.
3-letter words end with 'is' (15)