de·mor·al·ize 
(dĭ-môrə-līz′, -mŏr-)
(dĭ-môrə-līz′, -mŏr-)tr.v. de·mor·al·ized, de·mor·al·iz·ing, de·mor·al·iz·es
1. To undermine the confidence or morale of; dishearten: an inconsistent policy that demoralized the staff.
2. To put into disorder; confuse.
3. To debase the morals of; corrupt.
de·mor′al·i·zation (-ə-lĭ-zāshən) n.
de·moral·iz′er n.