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
-
As warmer weather comes to Mlochowski Forest, 30 kilometers (19 miles) west of Warsaw, thousands of toads and frogs wake up from their winter slumber and begin their meticulous spawning journey to the marshes, a few kilometers away.—
ABC News,
ABC News,
9 Apr. 2026
-
Their meticulous waste sorting systems make sustainable practices easier for staff to follow.—
Srinidhi Polkampally,
STAT,
8 Apr. 2026
Adjective
-
The indefatigable ability to get back in the blocks, knowing that 99 times out of 100 failure is almost certain.—
Courtney Crowder,
USA Today,
10 Apr. 2026
-
How crazy busy is this indefatigable powerhouse?—
Madeleine Marr,
Miami Herald,
7 Apr. 2026
Adjective
-
But those tireless days lent him the discipline required to pursue a career in tech, and motivated him to improve the agricultural business.—
Jake Angelo,
Fortune,
13 Apr. 2026
-
In May 2010, Shannan Gilbert went missing in the community of Oak Beach after visiting a client, and her mother began a tireless quest to pressure police to search for her and take her case seriously.—
Nicki Brown,
CNN Money,
8 Apr. 2026
Adjective
-
The laughs come fast and furious, too, on a relentless rhythm with an astonishing hit rate.—
Dave Quinn,
PEOPLE,
13 Apr. 2026
-
The latest development in this relentless campaign is the Defense Department’s withdrawal of senior military leaders from academic programs at leading American universities.—
The New Yorker,
New Yorker,
13 Apr. 2026
Adjective
-
Tristan is the ultramarathon of opera roles, long and punishing, and not many tenors carry it off with such unflagging grace.—
Justin Davidson,
Vulture,
11 Mar. 2026
-
The new press release appears to tout that same unflagging punk ethos.—
Connie Ogle,
Miami Herald,
29 Aug. 2025
Adjective
-
Of course, a move can be both strategic and conscientious.—
Matteo Wong,
The Atlantic,
9 Apr. 2026
-
Specifically, pet owners enjoyed greater self-esteem, exercised more, were more conscientious and less fearful of forming attachments.—
Scott Lafee,
San Diego Union-Tribune,
7 Apr. 2026
Adjective
-
According to the report, Ward overdosed on a bottle of pills containing the active ingredient in Benadryl and became unresponsive.—
Adam Thompson,
CBS News,
14 Apr. 2026
-
During Lyonne’s active addiction, she also was arrested for a DUI in 2001, then charged in 2004 with mischief, trespassing and harassment of a neighbor.—
Martha Ross,
Mercury News,
13 Apr. 2026
Adjective
-
That vigorous growth can actually be a fun talking point for kids learning about how plants behave differently — and why some need a little extra management.—
Lauren Jarvis-Gibson,
Miami Herald,
10 Apr. 2026
-
Mowing may be time consuming but is a critical part of maintaining a vigorous lawn.—
Kim Toscano,
Southern Living,
10 Apr. 2026
Cite this Entry
“Untiring.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/untiring. Accessed 15 Apr. 2026.
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