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impropriety

American  
[im-pruh-prahy-i-tee] / ˌɪm prəˈpraɪ ɪ ti /

noun

improprieties plural
  1. the quality or condition of being improper; incorrectness.

  2. inappropriateness; unsuitableness.

  3. unseemliness; indecorousness.

  4. an erroneous or unsuitable expression, act, etc.

  5. an improper use of a word or phrase.


impropriety British  
/ ˌɪmprəˈpraɪɪtɪ /

noun

  1. lack of propriety; indecency; indecorum

  2. an improper act or use

  3. the state of being improper

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Noun Inflected Forms

Etymology

Origin of impropriety

From the Late Latin word improprietās, dating back to 1605–15. See im- 2, propriety

Explanation

When the boss's husband shows up at a formal dinner party and proceeds to stuff his pockets full of hors d'oeuvres, no one dares to mention his impropriety above a whisper, especially to the boss. Impropriety is a violation of a rule of behavior, manners, or etiquette. So while it is fitting and proper to wear a bikini top and a sarong to the beach, to do so at church would be considered an impropriety. Some find a bit of impropriety charming. Somerset Maugham went so far as to say, “Impropriety is the soul of wit.”

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Vocabulary lists containing impropriety

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.

There is no evidence that Chopra observed any impropriety during his friendship with Jackson.

From Salon • May 19, 2026

However, Jackson's later years would be punctuated by scandal, including revelations of marital infidelity and financial impropriety involving his son and political heir, Jesse Jackson Jr, who served as a congressman from Illinois.

From BBC • Feb. 17, 2026

Druckenmiller has been careful about his contact with Bessent since he became Treasury secretary, according to someone close to the investor, to avoid the appearance of impropriety.

From The Wall Street Journal • Feb. 2, 2026

There’s a little bit of explanation under this, but the headline is: Judges should avoid impropriety and the appearance of impropriety in all activities.

From Slate • Dec. 11, 2025

Elizabeth, however, had never been blind to the impropriety of her father’s behaviour as a husband.

From "Pride and Prejudice" by Jane Austen

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