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Synonyms

misbehave

American  
[mis-bi-heyv] / ˌmɪs bɪˈheɪv /

verb (used without object)

misbehaved, misbehaving
  1. to behave badly or improperly.

    The children misbehaved during our visit.


verb (used with object)

misbehaved, misbehaving
  1. to conduct (oneself ) without regard for good manners or accepted moral standards.

    Several of the guests misbehaved themselves.

misbehave British  
/ ˌmɪsbɪˈheɪvjə, ˌmɪsbɪˈheɪv /

verb

  1. to behave (oneself) badly

"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

Etymology

Origin of misbehave

late Middle English word dating back to 1425–75; see origin at mis- 1, behave

Explanation

When you misbehave, you do something bad. One way to misbehave would be to stand on the roof of your house and throw water balloons at people walking by. Kids are probably most often said to misbehave, although adults misbehave at least as often. A bank executive, for example, might misbehave by embezzling money, and a politician misbehaves when she lies under oath. The meaning of the word is clear once you know that the prefix mis- means "bad or wrong," from Old English. When you combine it with behave, you get bad behavior.

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Vocabulary lists containing misbehave

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.

Some blame the rising price of tickets, saying theatergoers feel entitled to misbehave in the same way sports fans feel the price of admission buys them the right to heckle players.

From The Wall Street Journal • May 8, 2026

Prodigy City is located in what was formerly Thailand, where the series was filmed, giving every character, human and otherwise, plenty of space to hide and misbehave.

From Salon • Aug. 5, 2025

When government lawyers misbehave, federal judges must be more assertive in the exercise of their powers as members of the judicial branch and as integral players in disciplinary mechanisms of the legal profession.

From Slate • Mar. 17, 2025

The school asks parents to come into lessons and sit next to their child if they misbehave in class.

From BBC • Feb. 17, 2025

Will she kick me out and leave me in the street if I misbehave?

From "Across So Many Seas" by Ruth Behar

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