noun. A wrong or illegal deed; a wrongdoing.

noun. An evil or mischievous deed; a reprehensible or wicked action.

noun. Synonyms See list under misdemeanor.

noun. An evil deed; a wicked action.

noun. That which was done that should not have been, ranging from any sin or moral offense to various degrees of crime.

noun. improper or wicked or immoral behavior

"Claiming a misdeed was a mistake is akin to the evangelist philanderer saying, “I thought the woman was my wife,” or the baseball player claiming, “I thought I was injecting vitamins,” or the politician perjurer protesting, “It depends on what the definition of the truth is.”"

mischief  

misdo  misdoer  

actus reus  misconduct  wrongdoing  wrongful conduct  

abnormality  delinquency  devilment  devilry  deviltry  

Aristide  Bede  Ede  Gilead  Mead  

affront  atrocity  blunder  corruptions  delinquency  

atrocity  breach  crime  crime  crime against humanity