disillusioned

US /ˌdɪs.ɪˈluː.ʒənd/
UK /ˌdɪs.ɪˈluː.ʒənd/
"disillusioned" picture
1.

désabusé, désenchanté

disappointed in someone or something that one discovers to be less good than one had believed

:
She became disillusioned with politics after the scandal.
Elle est devenue désabusée par la politique après le scandale.
Many young people feel disillusioned with the current economic system.
Beaucoup de jeunes se sentent désabusés par le système économique actuel.