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1. Corrupt morally or by intemperance or sensuality
   - corrupt, pervert, subvert, demoralise [Brit], debauch, debase, profane, vitiate, deprave, misdirect
    
2. Lower someone's spirits; make downhearted
   "The bad state of her child's health demoralizes her"
   - depress, deject, cast down, get down, dismay, dispirit, demoralise [Brit]
    
3. Confuse or put into disorder
   "the boss's behaviour demoralized everyone in the office"
   - demoralise [Brit]

Derived forms: demoralizing, demoralized, demoralizes

See also: demoralization

Type of: alter, bedevil, befuddle, change, confound, confuse, discombobulate, discourage, fox, fuddle, modify, throw