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Definitions

misconduct

[mis-kon-duhkt, mis-kuhn-duhkt] / mɪsˈkɒn dʌkt, ˌmɪs kənˈdʌkt /
NOUN
bad or unethical behavior
Synonyms
STRONGEST
dereliction immorality impropriety malfeasance malpractice misbehavior mischief misdemeanor mismanagement offense transgression wrongdoing
STRONG
delinquency evil malversation misdoing naughtiness rudeness
Antonyms
STRONGEST
behavior obedience
WEAK
manners

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

After a WSJ series last year revealed police overlooked evidence that raised questions about the officers’ self-defense claim, a state grand jury is currently reviewing evidence of alleged misconduct.

From The Wall Street Journal • Apr. 5, 2026

A judge closes Justin Baldoni’s defamation case against Blake Lively but her original lawsuit — accusing him of misconduct on “It Ends With Us” — is still moving forward.

From Los Angeles Times • Apr. 2, 2026

They are also being investigated for potential gross misconduct.

From BBC • Apr. 1, 2026

A further three police constables are being investigated for potential misconduct in relation to alleged failures to challenge the conduct of the other officers and their treatment of the boy.

From BBC • Apr. 1, 2026

All sorts of people were contacting us with wide-ranging claims of corruption and misconduct.

From "Just Mercy" by Bryan Stevenson