as in meticulous
showing no signs of weariness even after long hard effort
a tireless advocate for human rights
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Example Sentences
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Recent Examples of tireless
Eva Schloss, who survived the Holocaust as a teenager before becoming Anne Frank’s stepsister and a tireless campaigner against prejudice, has died at age 96, her trust announced Sunday.
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Issy Ronald, CNN Money, 5 Jan. 2026
The fest is now capably overseen by Nachhattar Singh Chandi, another successful businessman and longtime local who had served on the fest’s board under Matzner, with pivotal assistance from the fest’s longtime publicist and tireless champion Steven Wilson of Scenario PR.
—Scott Feinberg, HollywoodReporter, 2 Jan. 2026
He’s honed his tough-talking image over years on television, including tireless appearances as a talking head on news shows and a brief flirtation with political candidacy in Canada.
—Alison Willmore, Vulture, 2 Jan. 2026
Two people familiar with her recent work say Weiss is tireless and may even have ambitions beyond the news division.
—Brian Steinberg, Variety, 22 Dec. 2025
See All Example Sentences for tireless
Recent Examples of Synonyms for tireless
Adjective
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The most meticulous work on this subject was carried out by David Noble, a historian of technology.—
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Ramon is known for making meticulous in-court analyses for bail and custody decisions.—
Adjective
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McNamara again stood out as indefatigable and disciplined, with superior analytical intelligence and a ravenous appetite for information.—
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Violet, indefatigable through the most desperate early months, had started showing signs of exhaustion in June, when she was charged with simultaneously starting a long-COVID recovery unit and a COVID hospice service.—
Adjective
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The relentless Chacon lurched outside after her just as his car door opened and out popped their 6-year-old son, begging his dad to stop.—
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Czechia had trouble handling a relentless Sweden forecheck and tight coverage all over.—
Adjective
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The new press release appears to tout that same unflagging punk ethos.—
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Rafael, a trans man learning to accept his own body, and Carolina, his unflagging companion, set off to Chile to secure Rafael’s sense of acceptance – his of self and his family’s.—
Adjective
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Bindi’s only six years older, but is very conscientious and a real caregiver.—
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There are unanswered overtures from the choir’s pianist Horner (Robert Emms), a soft, vulnerable young man whose conscientious-objector status renders him a fellow outsider.—
Adjective
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Joe was a philanthropist, a community leader, and an unwavering and untiring supporter of the U.S. Military and his country.—
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Speeches Malcolm X was known as an articulate speaker, charismatic person, and an untiring organizer.—
Adjective
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Highly active world Enceladus is a highly active world, with a global, salty sub-surface ocean, believed to be the source of its heat.—
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During inquiries, the ICO found 178 active email accounts using passwords identical or similar to those set by the organization’s IT desk when the account was activated.—
Adjective
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Started from seed, this type of sedum is a vigorous grower, forming a tidy mound with strong, flop-free stems.—
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But a new study, published in Nature Communications in October, says vigorous activity is even more valuable than that.—
Cite this Entry
“Tireless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/tireless. Accessed 13 Jan. 2026.
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