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Synonyms

unrelenting

American  
[uhn-ri-len-ting] / ˌʌn rɪˈlɛn tɪŋ /

adjective

  1. not relenting; not yielding or swerving in determination or resolution, as of or from opinions, convictions, ambitions, ideals, etc.; inflexible.

    an unrelenting opponent of the Equal Rights Amendment.

    Synonyms:
    remorseless, cruel, pitiless, ruthless, unmerciful, merciless, relentless
  2. not easing or slackening in severity.

    an unrelenting rain.

    Synonyms:
    inexorable, implacable, unremitting
  3. maintaining speed, effort, vigor, intensity, rate of advance, etc..

    an unrelenting attack.


unrelenting British  
/ ˌʌnrɪˈlɛntɪŋ /

adjective

  1. refusing to relent or take pity; relentless; merciless

  2. not diminishing in determination, speed, effort, force, etc

"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 unrelenting

First recorded in 1580–90; un- 1 + relent + -ing 2

Explanation

Unrelenting is an adjective that describes someone or something that is not willing to give up, like a person who tries fifty different types of ice cream in pursuit of the perfect flavor. The word unrelenting usually describes a person who is stubborn and persistent in his efforts. An unrelenting person may also be unforgiving, such as a judge who will give the harshest sentence regardless of the sob story that the person on trial tells her. Unrelenting can also refer to non-human actions, like the unrelenting wind that finally led to a cancellation of your outdoor sailing competition or the unrelenting noise of the party that kept you awake all night.

Keep Reading on Vocabulary.com

Vocabulary lists containing unrelenting

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:

And there was the press’s unrelenting scrutiny, which I too know something about.

From The Wall Street Journal Aug. 25, 2026

A spokesman for the Local Government Association, which represents councils across England and Wales, said the cost and demand pressures were "unrelenting".

From BBC Aug. 20, 2026

“Witnessing the beauty, serenity and unrelenting force of nature through their eyes has helped ground me in a chaotic world.”

From Los Angeles Times Aug. 11, 2026

After another long stretch of unrelenting news, the weekend is finally nigh.

From Slate Aug. 7, 2026

The sky instantly turns from unrelenting day to an end-of-time kind of twilight as the ship pitches and rolls like a cork.

From "Challenger Deep" by Neal Shusterman

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