depreciatory
  (a.)貶值的;吾謗的
  De·pre·ci·a·to·ry a. Tending to depreciate; undervaluing; depreciative.
  Syn: -- belittling, depreciative, deprecatory, depreciatory, derogatory, detractive, detracting, slighting, pejorative, denigratory.
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  depreciatory
       adj 1: tending to decrease or cause a decrease in value; "a
              depreciating currency"; "depreciatory effects on
              prices" [syn: depreciating, depreciative]
       2: tending to diminish or disparage; "belittling comments";
          "managed a deprecating smile at the compliment";
          "deprecatory remarks about the book"; "a slighting remark"
          [syn: belittling, deprecating, deprecative, deprecatory,
           depreciative, slighting]