1
as in difficult
requiring considerable physical or mental effort
an exceptionally challenging brainteaser
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in demanding
requiring much time, effort, or careful attention
a challenging test designed to whittle down the number of contestants
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Antonyms & Near Antonyms
1
as in questioning
to demand proof of the truth or rightness of
don't hesitate to challenge any statement that generalizes about people
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2
3
as in requiring
to have as a requirement
having to put up with an overbearing boss challenges forbearance
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of challenging
Yonat Shimron, NPR, 21 May 2025
The lack of square footage, limited natural light, and number of fixtures to squeeze in make a small bathroom one of the more challenging spaces to decorate.
—Rachel Davies, Architectural Digest, 21 May 2025
Karina Tsui, CNN, 21 Mar. 2025
Many foreign jurisdictions lack robust cybercrime enforcement or tend to favor local defendants in legal disputes, making prosecution of overseas intellectual property theft challenging.
—Emil Sayegh, Forbes, 21 Mar. 2025
See All Example Sentences for challenging
Adjective
And at the same time, the request was extremely challenging.
—Yonat Shimron, NPR, 21 May 2025
The lack of square footage, limited natural light, and number of fixtures to squeeze in make a small bathroom one of the more challenging spaces to decorate.
—Rachel Davies, Architectural Digest, 21 May 2025
Verb
Khan Suri’s legal team is challenging his detention in court, and on Thursday, a federal judge ruled he cannot be removed from the country while his petition is pending.
—Karina Tsui, CNN, 21 Mar. 2025
Many foreign jurisdictions lack robust cybercrime enforcement or tend to favor local defendants in legal disputes, making prosecution of overseas intellectual property theft challenging.
—Emil Sayegh, Forbes, 21 Mar. 2025
See All Example Sentences for challenging
Recent Examples of Synonyms for challenging
Adjective
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Two of Elissa’s tumors were obliterated that day, but the third was too difficult to reach without repositioning Elissa’s body in a way that would have taken too much time under anesthesia.—
Kristen Jordan Shamus,
USA Today,
19 May 2025
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Coral babies arrive in the Keys If spawning, raising and loading hundreds of young corals weren’t difficult enough, aquarium staff then had to drive them 300 miles south.—
Max Chesnes,
Sun Sentinel,
18 May 2025
Adjective
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Additionally, ensuring data accuracy and integrity within compliance features, especially for reporting and audit trails, can be technically demanding and prone to errors if not carefully managed.—
Suresh Kannan,
Forbes.com,
22 May 2025
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Any number of left-leaning columnists at prestigious media outlets tried to bat down the rumors that Biden’s visible aging (as manifested both physically and mentally) was compromising his credibility as a viable candidate for perhaps the most demanding job in the world.—
The Editorial Board,
Chicago Tribune,
20 May 2025
Verb
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Despite more positive reports in previous months, concerns remain about the economic outlook, leaving policymakers and businesses questioning whether the downturn in confidence will translate to slower growth in 2024.—
Josh Hammer,
Newsweek,
24 Dec. 2024
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Singing on the beach under the stars may not stop people (or me) from questioning the legitimacy of my Asian identity, but these moments bond me to the community and culture of my grandparents.—
Acacia Gabriel,
Travel + Leisure,
23 Dec. 2024
Verb
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The witness said Metcalf touched Anthony, who allegedly responded by daring Metcalf to punch him.—
KC Baker,
People.com,
10 Apr. 2025
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Living your bucket list A recent study showed nine out of 10 participants have made a bucket list, many of which include daring feats, like skydiving.—
David Morgan,
CBS News,
10 Apr. 2025
Verb
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In Florida, Our Children’s Trust brought its latest case because there still are provisions in the law requiring state agencies to prioritize renewable energy, Rodgers said.—
Amy Green,
Orlando Sentinel,
24 Dec. 2024
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California's Regulatory Actions California revised its Renewable Portfolio Standard (RPS) targets, now requiring that 60% of electricity be generated from renewable sources by 2030, as a step towards its 2045 goal of 100% clean energy.—
Robert Rapier,
Forbes,
24 Dec. 2024
Adjective
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Now, the regime is going to have to make tough decisions on how to deal with its realities and its people, which is its responsibility.—
Nora Gámez Torres,
Miami Herald,
22 May 2025
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Coastal trips After previously demonstrating that Viking vessels can handle open oceanic waters even in tough conditions, Jarrett was determined to explore their capabilities close to land and among the fjords.—
Andrew Paul,
Popular Science,
22 May 2025
Adjective
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Hall, a former college football player, is quite the athlete and also gives fans a look into his rigorous workout regimen, which Khaled joined him for.—
Michael Saponara,
Billboard,
23 May 2025
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The Bee has a rigorous policy relating to requests for anonymity.—
Jennah Pendleton,
Sacbee.com,
23 May 2025
Verb
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In February, disputing rumors of a cancellation late last year, HBO confirmed alongside a first-look image that production for season 3 of Euphoria would begin in early 2025 with the same main cast members set to return.—
Lauren Huff,
EW.com,
11 Apr. 2025
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This can be helpful for disputing charges and clearing your record.—
Kurt Knutsson, CyberGuy Report,
FOXNews.com,
10 Apr. 2025
Cite this Entry
“Challenging.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/challenging. Accessed 1 Jun. 2025.
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