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Synonyms

unforgiving

American  
[uhn-fer-giv-ing] / ˌʌn fərˈgɪv ɪŋ /

adjective

  1. not disposed to forgive or show mercy; unrelenting.

  2. not allowing for mistakes, carelessness, or weakness.

    the unforgiving nature of aviation.


unforgiving British  
/ ˌʌnfəˈɡɪvɪŋ /

adjective

  1. not willing to forgive; unmerciful

  2. (of a machine, system, etc) allowing little or no opportunity for mistakes to be corrected

  3. harsh and unremitting

    an unforgiving and desolate landscape

"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

  • unforgivingness noun

Etymology

Origin of unforgiving

First recorded in 1705–15; un- 1 + forgiving

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.

Beattie says that, amid unforgiving moments, Galthie could also create occasions away from rugby to draw his team together.

From BBC • Mar. 13, 2026

Succulents in particular thrive in this unforgiving landscape using ingenious strategies to survive, from water storage to light reflection.

From BBC • Mar. 11, 2026

It’s also an unforgiving portrait of the daughter, who is far from sympathetic as she whines, throws tantrums and makes endless demands.

From Los Angeles Times • Feb. 25, 2026

Czin of Brookings describes this as the “ultimate demonstration of Xi’s coldbloodedness,” proving he is willing to discard “lifelong-revolutionary ties to ensure the military lives up to his unforgiving standards.”

From The Wall Street Journal • Feb. 20, 2026

Eventually, I found what I thought was the path we had walked Zu out on, but it turned out to be nothing more than an old side trail, overgrown and unforgiving to bare skin.

From "The Darkest Minds" by Alexandra Bracken