debase (

     v 1: corrupt morally or by intemperance or sensuality; "debauch
          the young people with wine and women" [syn: corrupt, pervert,
           demoralize, demoralise, debauch, profane, vitiate,
           deprave, misdirect]
     2: lower in value by increasing the base-metal content; of
        metals [syn: alloy]
     3: corrupt, debase, or make impure by adding a foreign or
        inferior substance; often by replacing valuable
        ingredients with inferior ones; "adulterate liquor" [syn:
        adulterate, stretch, dilute]