DictionarymisdeedWrongful act
noun

misdeed

mis-DEED/ˌmɪsˈdiːd/

An act that is morally wrong.

Stealing the wallet from the unattended coat is a deliberate misdeed.

A person secretly steals another's wallet from a coat while its owner looks away, wrongful act clearly shown critically, no letters.
Etymology

A deed is simply something done; the prefix marks it as wrong. The compound already meant a wicked action or sin in Old English, closely matching today's wrongful act.

In context

Libranima239:31
breaking faith with this poor damsel, who was a maiden and now by his misdeed is none; and say that he shall fulfill the promise he gave her to become her lawful husband
Don Quixote - Cervantes (Illustrated Audiobook) Part 4 of 4

More examples

  • The report exposes years of financial misdeeds.
  • She tries to make up for her misdeed.
  • Even a small misdeed can damage someone's trust.

Forms

misdeed · misdeeds

Similar words

wrongdoing
Often describes wrongful behavior generally rather than one specific act.
offense
Often emphasizes breaking a law or rule, not moral wrongness.
transgression
More formal; emphasizes violating a moral boundary or rule.