1
as in stubborn
sticking to an opinion, purpose, or course of action in spite of reason, arguments, or persuasion
an implacable judge who knew in his bones that the cover-up extended to the highest levels of government
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in relentless
showing no signs of slackening or yielding in one's purpose
an implacable dedication to the proposition that everyone is entitled to a quality education
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of implacable
In a recent book on the role of empathy in diplomacy, academic Claire Yorke defends the importance of actors trying, at least partially, to see the world through the eyes of even their most implacable opponents.
—
Kerry Brown, Time, 28 Nov. 2025
Here in this country, Republican opposition to public ownership remains implacable, at least in theory.
—John Cassidy, New Yorker, 10 Nov. 2025
Fernand, her own cousin, who is secretly in love with her; Danglars, an ambitious manipulator; and above all Héloïse de Villefort, the implacable wife of the town prosecutor.
—Melanie Goodfellow, Deadline, 14 Oct. 2025
After all, for more than 30 years, the two South Caucasus countries have been implacable adversaries.
—Thomas De Waal, Foreign Affairs, 22 Sep. 2025
See All Example Sentences for implacable
Kerry Brown, Time, 28 Nov. 2025
Here in this country, Republican opposition to public ownership remains implacable, at least in theory.
—John Cassidy, New Yorker, 10 Nov. 2025
Fernand, her own cousin, who is secretly in love with her; Danglars, an ambitious manipulator; and above all Héloïse de Villefort, the implacable wife of the town prosecutor.
—Melanie Goodfellow, Deadline, 14 Oct. 2025
After all, for more than 30 years, the two South Caucasus countries have been implacable adversaries.
—Thomas De Waal, Foreign Affairs, 22 Sep. 2025
See All Example Sentences for implacable
Recent Examples of Synonyms for implacable
Adjective
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In business, this same perseverance can be invaluable when navigating competitive and fluctuating markets, stubborn problems or enduring long timelines that don’t pay immediate dividends but for which the rewards are worth the wait.—
Paul Fitzgerald,
Rolling Stone,
3 Mar. 2026
-
For stubborn black spots, make a paste using baking soda and a small amount of water.—
Jessica Safavimehr,
Southern Living,
3 Mar. 2026
Adjective
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So too is a work ethic peers often describe as relentless, paired with a preternatural optimism that keeps him pushing through setbacks.—
Douglas Robson,
Los Angeles Times,
9 Mar. 2026
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Mafe is a relentless, consistently productive edge rusher who averaged 49 pressures per season over the last three years.—
Andrew Callahan,
Boston Herald,
8 Mar. 2026
Adjective
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What is that key meant to represent, and why was Mycroft so adamant about Sherlock literally and figuratively closing that book and moving on with his life?—
Max Gao,
Variety,
5 Mar. 2026
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Getting everyone on board As the legislative committee develops initiatives to help cut down red tape, Wicks is adamant that new state regulations are just one piece of the puzzle that municipalities must also solve.—
Amancai Biraben,
Daily News,
4 Mar. 2026
Adjective
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The logic of what attracts the news media’s interest can be quite grim.—
Robert Moor,
New Yorker,
2 Mar. 2026
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Sunday’s attack now occupies that grim distinction in Austin’s modern history.—
Emiliano Tahui Gómez,
Austin American Statesman,
2 Mar. 2026
Adjective
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To his supporters, Khamenei was the steadfast, fearless leader who transcended mere politics and inspired devotion.—
Abbas Al Lawati,
CNN Money,
1 Mar. 2026
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Friedman was honored for steadfast support of good union jobs and her advocacy of state and federal tax incentives.—
Erik Pedersen,
Deadline,
28 Feb. 2026
Adjective
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Dengler endured endless torture and other miseries — escaping from prison was just the beginning of his ordeal in the jungle — but Bale plays him as a determined optimist, an indomitable spirit that cannot be crushed.—
Tim Grierson,
Vulture,
7 Mar. 2026
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We are both disciplined, determined and accomplished men.—
Abigail Van Buren,
Boston Herald,
7 Mar. 2026
Adjective
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Then late last year Stacey Wondra was charged with first-degree murder, kidnapping in the second degree, destruction of evidence and a persistent violator enhancement, which can be added by prosecutors when someone has been convicted of at least three felonies.—
Alex Brizee
March 3,
Idaho Statesman,
4 Mar. 2026
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The department launched the HyCAT initiative in 2022 to address persistent testing bottlenecks.—
Aamir Khollam,
Interesting Engineering,
4 Mar. 2026
Cite this Entry
“Implacable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/implacable. Accessed 9 Mar. 2026.
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