maim 
(mām)
(mām)tr.v. maimed, maim·ing, maims
1. To injure, disable, or disfigure, usually by depriving of the use of a limb or other part of the body. See Synonyms at mangle.
2. To make imperfect or defective; impair: "The presumption of innocence has already been maimed ... for foreign Muslims" (Nicholas D. Kristof).
[Middle English maimen, from Old French mahaignier; see MAYHEM.]
maimer n.