The Collaborative International Dictionary of English v.0.48:

Brutify \Bru"ti*fy\, v. t. [imp. & p. p. Brutified; p. pr. &
   vb. n. Brutifying.] [Brute + -fy: cf. F. brutifier.]
   To make like a brute; to make senseless, stupid, or
   unfeeling; to brutalize.
   [1913 Webster]

         Any man not quite brutified and void of sense.
                                                  --Barrow.
   [1913 Webster]