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corruption; immorality; lapse from virtue; fall from virtue
悖徳な行為は社会から厳しく非難される。
Immoral conduct is severely condemned by society.
権力者の悖徳が国の衰退を招いた。
The immorality of those in power led to the country's decline.
悖徳の限りを尽くした者に天罰が下った。
Divine punishment fell upon those who exhausted every form of immorality.