[1] : The Collaborative International Dictionary of English v.0.48

wrongdoing \wrong"do`ing\, n.
   evil or wicked behavior or action.
   1913 webster

[2] : WordNet (r) 2.0

wrongdoing
     n 1: departure from what is ethically acceptable syn: error
     2: activity that transgresses moral or civil law; "he denied
        any wrongdoing" syn: wrongful conduct, misconduct, actus
        reus
see also:
error wrongful conduct misconduct actus reus 

[3] : Moby Thesaurus II by Grady Ward, 1.0

79 moby thesaurus words for "wrongdoing":
   amorality, backsliding, bad policy, badness, carnality, crime,
   criminality, delict, delinquency, diablerie, discourtesy, disorder,
   disorderliness, disorderly conduct, disruption, disruptiveness,
   evil, evil nature, felony, frowned-upon behavior, hooliganism,
   horseplay, illegality, immorality, impolicy, impropriety, impurity,
   inexpedience, inexpediency, iniquity, maladministration,
   malfeasance, malpractice, misadministration, misbehavior,
   misconduct, misdemeanor, misdirection, misdoing, misfeasance,
   misgovernment, misguidance, mishandling, mismanagement, misrule,
   moral delinquency, naughtiness, neglect, negligence, nonfeasance,
   nonsanctioned behavior, offense, omission, peccability,
   prodigality, recidivism, roughhouse, rowdiness, rowdyism,
   ruffianism, sin, tort, unangelicalness, unchastity, uncleanness,
   ungodliness, ungoodness, unmorality, unrighteousness,
   unsaintliness, unvirtuousness, vandalism, venial sin, vice,
   viciousness, violation, wantonness, waywardness, wrong

Wrongdoing >> W Words
Wrongdoing, definition of term: Wrongdoing
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