There is rationalization, which is that when you do something or think something bad you rationalize it and you give it a more socially acceptable explanation.

还有合理化，是指当你做坏事或有不良想法时,你会将行为合理化,为行为寻找一个更为社会接受的解释。

耶鲁公开课 - 心理学导论课程节选