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Showing results for merciless. Search instead for Unmerciless.
Synonyms

merciless

American  
[mur-si-lis] / ˈmɜr sɪ lɪs /

adjective

  1. without mercy; having or showing no mercy; pitiless; cruel.

    a merciless critic.
    Synonyms:
    inexorable, unsympathetic, fell, unrelenting, relentless, hard
    Antonyms:
    compassionate
merciless British  
/ ˈmɜːsɪlɪs /

adjective

  1. without mercy; pitiless, cruel, or heartless

"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

  • mercilessly adverb
  • mercilessness noun

Etymology

Origin of merciless

First recorded in 1300–50; Middle English mercyles; mercy, -less

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.