debase (
http://definr.com/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]