The DICT Development Group

  Deprave \De*prave"\ (d[-e]*pr[=a]v"), v. t. [imp. & p. p.
     Depraved (d[-e]*pr[=a]vd"); p. pr. & vb. n. Depraving.]
     [L. depravare, depravatum; de- + pravus crooked, distorted,
     perverse, wicked.]
     1. To speak ill of; to depreciate; to malign; to revile.
        [Obs.]
        [1913 Webster]
  
              And thou knowest, conscience, I came not to chide
              Nor deprave thy person with a proud heart. --Piers
                                                    Plowman.
        [1913 Webster]
  
     2. To make bad or worse; to vitiate; to corrupt.
        [1913 Webster]
  
              Whose pride depraves each other better part.
                                                    --Spenser.
  
     Syn: To corrupt; vitiate; contaminate; pollute.
          [1913 Webster]

  depraved
      adj 1: deviating from what is considered moral or right or
             proper or good; "depraved criminals"; "a perverted sense
             of loyalty"; "the reprobate conduct of a gambling
             aristocrat" [syn: depraved, perverse, perverted,
             reprobate]

  80 Moby Thesaurus words for "depraved":
     abandoned, abject, abominable, arrant, atrocious, base, beggarly,
     cheesy, contaminated, contemptible, corrupt, corrupted, crummy,
     debased, debauched, decadent, degenerate, degraded, despicable,
     dirty, disgusting, dissolute, execrable, flagitious, flagrant,
     foul, fulsome, grave, gross, heinous, infamous, little, low,
     low-down, lumpen, mangy, mean, measly, miscreant, miserable,
     monstrous, morally polluted, nefarious, obnoxious, odious, paltry,
     perverse, perverted, petty, poky, polluted, poor, profligate,
     putrid, rank, reprobate, reptilian, rotten, scabby, scrubby,
     scruffy, scummy, scurvy, shabby, shoddy, small, squalid,
     steeped in iniquity, tainted, twisted, unhealthy, unmentionable,
     vice-corrupted, vicious, vile, villainous, vitiate, vitiated,
     warped, wretched