Mammoth Uncensored Word List:
79 words ending with de, 11 letters long

acetanilide anticathode antisuicide arabinoside arquebusade bacillicide bactericide borohydride cerebroside counterbade countryside countrywide crescentade decrepitude digitigrade diglucoside diglyceride disquietude ethionamide fanfaronade furaldehyde galactoside ganglioside giganticide glucuronide handgrenade harbourside incertitude infanticide ingratitude insecticide laterigrade liberticide maxillipede metaldehyde microbicide midlatitude misericorde mispersuade mucopeptide neonaticide niacinamide nikethamide octapeptide overprovide oxysulphide paraldehyde parasuicide parenticide perchloride phosphatide phylloclade pitchblende plantigrade pneumathode polypeptide polysulfide promptitude pulchritude rodenticide rodomontade rollerblade senectitude sesquioxide slickenside subchloride sulfonamide switchblade thalidomide therebeside tolbutamide trichloride trifluoride trisulphide trypanocide tyrannicide unbarricade unguligrade vicissitude