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Synonyms

unrestrained

American  
[uhn-ri-straynd] / ˌʌn rɪˈstreɪnd /

adjective

  1. not restrained or controlled; uncontrolled or uncontrollable.

    the unrestrained birthrate in some countries.

    Synonyms:
    excessive, unbridled, unrepressed, unchecked
  2. not constrained; spontaneous.

    unrestrained laughter.


unrestrained British  
/ ˌʌnrɪˈstreɪnd /

adjective

  1. not restrained or checked; free or natural

"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 unrestrained

First recorded in 1580–90; un- 1 + restrained


Explanation

You know how your uncle Marvin is always screaming at the television when his game shows are on? That’s because he’s being unrestrained. Anyone exhibiting uncontrolled emotion is unrestrained, meaning they don’t hold back. Unrestrained comes from the French restreinte, which means “hold back.” When something is restrained, that thing is confined in some way. Unrestrained means just the opposite. When you’re feeling unrestrained excitement, you might jump up and down, or call all your friends to tell them how you feel. The unrestrained crush you have on the guy in math class might lead you to cover your notebooks with his name written in bubble letters. It happens to the best of us.

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Vocabulary lists containing unrestrained

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.

See Examples For:

It was another example of stock prices and bond yields both drifting in the same direction, as a global bond rout coincides with the unrestrained momentum of the artificial-intelligence investing boom.

From The Wall Street Journal ● Oct. 5, 2026

But in recent weeks, they have advanced in tandem as a global bond rout coincides with the unrestrained momentum of the artificial-intelligence investing boom.

From The Wall Street Journal ● Oct. 5, 2026

There’s a glorious power scream at the end that parallels similar unrestrained, slightly unhinged sounds from the guitars.

From Salon ● Aug. 25, 2026

But the five Supreme Court judges said the Northern Ireland Secretary's power to decide whether disclosure would pose a risk to national security was "not unrestrained, nor is it the 'final say'."

From BBC ● May 7, 2026

But in the unrestrained laughter Claire could hear a hint of the carefree creature she must once have been.

From "Son" by Lois Lowry

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