Synonyms of merciless
Examples of merciless in a Sentence
the merciless killing of innocent people
He has been merciless in his criticism of his opponent.
Recent Examples on the Web
The Knicks faithful can be merciless like that sometimes.
—
Kristian Winfield, New York Daily News, 3 Jan. 2026
With no escape, the young band members (played by Anton Yelchin, Alia Shawkat, Joe Cole, and Callum Turner) are forced into a vicious fight for survival against merciless extremists, led by Patrick Stewart's sinister Darcy Banker.
—Allison Degrushe, Entertainment Weekly, 31 Dec. 2025
Their relationship evolves from one technical competition into a soulful, brotherly alliance that serves as an act of defiance against a merciless system.
—Robert Lang, Deadline, 30 Dec. 2025
The press was merciless for what seemed like forever.
—Virginia Chamlee, PEOPLE, 20 Dec. 2025
See All Example Sentences for merciless
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Kristian Winfield, New York Daily News, 3 Jan. 2026
With no escape, the young band members (played by Anton Yelchin, Alia Shawkat, Joe Cole, and Callum Turner) are forced into a vicious fight for survival against merciless extremists, led by Patrick Stewart's sinister Darcy Banker.
—Allison Degrushe, Entertainment Weekly, 31 Dec. 2025
Their relationship evolves from one technical competition into a soulful, brotherly alliance that serves as an act of defiance against a merciless system.
—Robert Lang, Deadline, 30 Dec. 2025
The press was merciless for what seemed like forever.
—Virginia Chamlee, PEOPLE, 20 Dec. 2025
See All Example Sentences for merciless
Cite this Entry
“Merciless.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/merciless. Accessed 6 Jan. 2026.
Copy CitationKids Definition
merciless
adjective
mer·ci·less
ˈmər-si-ləs 
: having no mercy : pitiless
merciless slaughter
mercilessly
adverb
mercilessness
noun
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