An evil or wicked act or behaviour, especially such a crime.(noun)
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Use "evildoing" in a sentence
"I think she puts the kid with the mask out front so she can do her evildoing from the comfort of either her Rascal or Wal-Mart Lawn and Garden chair unnoticed."
"After the expulsion from Paradise of Adam and Eve, Satan and his followers did not return to Hell, but remained on earth, the fallen angels becoming the evil gods of various idolatrous nations and Satan engaging in every kind of evildoing which he knew would vex the Powers of Heaven."
"There will even be scorn for those who suggest that innocent victims are innocent victims no matter who they are -- an observation which will quickly be written off by some at the bottom of this article as mendacious moral equivalence, or willful ignorance of the obvious malice and evildoing of one side -- take your pick -- toward the other."