Brutify :: Brutify (v. t.) To make like a brute; to make senseless, stupid, or unfeeling; to brutalize..
Brutish :: Brutish (a.) Pertaining to, or resembling, a brute or brutes; of a cruel, gross, and stupid nature; coarse; unfeeling; unintelligent..
Brutism :: Brutism (n.) The nature or characteristic qualities or actions of a brute; extreme stupidity, or beastly vulgarity..