ill-treat

from WordNet (r) 3.0 (2006)

ill-treat
    v 1: treat badly; "This boss abuses his workers"; "She is always
         stepping on others to get ahead" [syn: {mistreat},
         {maltreat}, {abuse}, {ill-use}, {step}, {ill-treat}]

from The Collaborative International Dictionary of English v.0.48

Illtreat \Ill`treat"\, v. t.
   To treat cruelly or improperly; to ill use; to maltreat.

   Syn: mistreat, maltreat, abuse, ill-use.
        [1913 Webster]

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