malfeasance

noun

mal·​fea·​sance ˌmal-ˈfē-zᵊn(t)s 

: wrongdoing or misconduct especially by a public official

The investigation has uncovered evidence of corporate malfeasance.

Synonyms of malfeasance

• misconduct
• wrongdoing

Examples of malfeasance in a Sentence

The investigation has uncovered evidence of corporate malfeasance.

a campaign to impeach the governor for malfeasance in office

Recent Examples on the Web

In the face of shooting and shooting-up deaths, if permanent gates — which are, after all, only a physical manifestation of the existing curfew — will deter mischief and malfeasance post-midnight, then my vote is to lock it up. —Voice Of The People, New York Daily News, 8 May 2026

Our systems have been destroyed slowly for decades because of Republican malfeasance — education, healthcare, the economy, democracy, etc. —Lucas Robinson, San Diego Union-Tribune, 7 May 2026

Hutson was indicted on 14 counts of malfeasance in office and four counts of conspiracy to commit malfeasance in office. —Meredith Deliso, ABC News, 30 Apr. 2026

Orleans Parish Sheriff Susan Hutson faces a 30-count grand jury indictment, charging her with malfeasance, obstruction of justice and falsifying public records. —CBS News, 30 Apr. 2026

Word History

Etymology

mal- + obsolete feasance doing, execution

First Known Use

1663, in the meaning defined above

Rhymes for malfeasance

• defeasance
• misfeasance
• nonfeasance
• treasons

Kids Definition

malfeasance

noun

mal·​fea·​sance (ˈ)mal-ˈfēz-ᵊn(t)s 

: wrongful conduct especially by a public official

Legal Definition

malfeasance

noun

mal·​fea·​sance ˌmal-ˈfēz-ᵊns 

: the commission (as by a public official) of a wrongful or unlawful act involving or affecting the performance of one's duties compare misfeasance, nonfeasance

Etymology

mal- bad + obsolete English feasance doing, execution, from Old French faisance, from fais-, stem of faire to make, do, from Latin facere