insolence       
noun [ U ] uk/ˈɪn.səl.əns/ us/ˈɪn.səl.əns/
 无礼、侮慢的行为
rude behaviour that does not show respect
  She tried just to ignore their insolence. 她试图忽略他们的无礼行为。 
 There was no excuse for such insolence. 这种无礼行为没有任何借口。 
 See: insolent
 - More examples
 - They should punish his insolence.
 - There was an air of insolence and contempt about her.
 - "Oh, I see," he said with a touch of cool insolence.