behaviour that is rude and does not show respect, especially someone older or in a higher position than you

She even had the impertinence to lecture Loretta on the importance of hygiene. 她甚至无礼地向洛蕾塔宣讲卫生的重要性。

He threw me out of his class for impertinence. 因为我的无礼，他把我赶出了他的课堂。