impropriety
noun [ C or U ] formal uk/ˌɪm.prəˈpraɪ.ə.ti/ us/ˌɪm.prəˈpraɪ.ə.t̬i/
不诚实的做法，不恰当的行为
behaviour that is dishonest, socially unacceptable, or unsuitable for a particular situation
financial/legal impropriety 不正当的经济活动／违法行为
allegations of sexual impropriety 对不正当性行为的指控
Opposites: decorum propriety