as in meticulous
showing no signs of weariness even after long hard effort
the camel's reputation as an untiring beast of burden the detective's untiring investigation of the crime finally led to several arrests
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Recent Examples of untiring
Joe was a philanthropist, a community leader, and an unwavering and untiring supporter of the U.S. Military and his country.
—
al, 25 May 2022
Speeches Malcolm X was known as an articulate speaker, charismatic person, and an untiring organizer.
—Branden Hunter, Detroit Free Press, 19 May 2020
All speakers paid tribute to Jack Gross, owner of the new station, for his untiring efforts to bring San Diego its own television station.
—sandiegouniontribune.com, 17 May 2018
Still, Clark's adrenaline and untiring preparation propelled her to a second place finish in Oslo and a third place finish at the Burton US Open the following month.
—Nihal Kolur, SI.com, 30 Oct. 2017
The public eye in Pakistan today is an unforgiving, untiring beast that never sleeps.
—chicagotribune.com, 4 Aug. 2017
Corrupt regimes long reviled by their populace are being brought down left and right, thanks to the brilliant and untiring efforts of democracy activists.
—Bruce Sterling, WIRED, 16 Feb. 2011
al, 25 May 2022
Speeches Malcolm X was known as an articulate speaker, charismatic person, and an untiring organizer.
—Branden Hunter, Detroit Free Press, 19 May 2020
All speakers paid tribute to Jack Gross, owner of the new station, for his untiring efforts to bring San Diego its own television station.
—sandiegouniontribune.com, 17 May 2018
Still, Clark's adrenaline and untiring preparation propelled her to a second place finish in Oslo and a third place finish at the Burton US Open the following month.
—Nihal Kolur, SI.com, 30 Oct. 2017
The public eye in Pakistan today is an unforgiving, untiring beast that never sleeps.
—chicagotribune.com, 4 Aug. 2017
Corrupt regimes long reviled by their populace are being brought down left and right, thanks to the brilliant and untiring efforts of democracy activists.
—Bruce Sterling, WIRED, 16 Feb. 2011
Recent Examples of Synonyms for untiring
Adjective
-
The most meticulous work on this subject was carried out by David Noble, a historian of technology.—
Literary Hub,
Literary Hub,
10 Nov. 2025
-
Ramon is known for making meticulous in-court analyses for bail and custody decisions.—
Robert Salonga,
Mercury News,
7 Nov. 2025
Adjective
-
McNamara again stood out as indefatigable and disciplined, with superior analytical intelligence and a ravenous appetite for information.—
Foreign Affairs,
Foreign Affairs,
16 Dec. 2025
-
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.—
Andrew Martin,
New Yorker,
14 Dec. 2025
Adjective
-
In the meantime, however, the tireless work of humanitarians continues on the ground, with no end to the fighting in sight.—
ByGuy Davies,
ABC News,
9 Jan. 2026
-
Democratic Senator Chris Van Hollen praised Hoyer's tireless dedication to passing Democratic priorities and his commitment to racial and social justice.—
JT Moodee Lockman,
CBS News,
8 Jan. 2026
Adjective
-
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.—
Theresa Braine,
New York Daily News,
7 Jan. 2026
-
Czechia had trouble handling a relentless Sweden forecheck and tight coverage all over.—
Joe Smith,
New York Times,
6 Jan. 2026
Adjective
-
The new press release appears to tout that same unflagging punk ethos.—
Connie Ogle,
Miami Herald,
29 Aug. 2025
-
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.—
John Hopewell,
Variety,
14 Aug. 2025
Adjective
-
Bindi’s only six years older, but is very conscientious and a real caregiver.—
Rachel Chang,
Travel + Leisure,
19 Oct. 2025
-
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.—
Guy Lodge,
Variety,
19 Oct. 2025
Adjective
-
Highly active world Enceladus is a highly active world, with a global, salty sub-surface ocean, believed to be the source of its heat.—
Bojan Stojkovski,
Interesting Engineering,
10 Nov. 2025
-
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.—
Charlotte Reck,
CNN Money,
9 Nov. 2025
Adjective
-
Started from seed, this type of sedum is a vigorous grower, forming a tidy mound with strong, flop-free stems.—
Miranda Crowell,
Better Homes & Gardens,
8 Jan. 2026
-
But a new study, published in Nature Communications in October, says vigorous activity is even more valuable than that.—
Greg Presto,
Outside,
7 Jan. 2026
Cite this Entry
“Untiring.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/untiring. Accessed 12 Jan. 2026.
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