TESTING Synonyms: 138 Similar and Opposite Words

testing 1 of 2

adjective

ˈte-stiŋ

Definition of testing

as in challenging

requiring considerable physical or mental effort beginning rock climbers should choose a less testing route to the summit

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Antonyms & Near Antonyms

testing

2 of 2

verb

present participle of test

as in sampling

to put (something) to a test please test this sample for the presence of lead

Synonyms & Similar Words

as in trying

to subject (a personal quality or faculty) to often excessive stress all of these unnecessary questions are testing my patience

Synonyms & Similar Words

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Recent Examples of testing

Verb

Mice treated with the grafts also did better on tasks testing their memory and spatial learning. — Mike McRae 02, New Atlas, 3 Sep. 2026 Other companies are testing longer-acting biologics, including one experimental drug aiming for a single injection just once a year, compared with the every-two-month schedule most patients follow now. — Leslie Baumann, Miami Herald, 3 Sep. 2026 According to the report, the work also reflects a shift in China’s quantum computing research toward testing more complex quantum functions on real machines, alongside efforts to improve individual performance metrics. — Atharva Gosavi, Interesting Engineering, 3 Sep. 2026 China and Russia are actively developing and testing a broad range of antisatellite and other counterspace weapons. — Seth G. Jones, Foreign Affairs, 3 Sep. 2026 The airline is testing a new service designed to help travelers skip airport lines and save time before boarding. — Kathleen Wong, USA Today, 3 Sep. 2026 The senators cited a fall 2025 UC San Diego faculty work group paper that found about 1 in 12 incoming UCSD freshmen were testing below high school math standards, a share that the report said grew nearly thirtyfold since 2020. — Jaweed Kaleem, Los Angeles Times, 27 Aug. 2026 What started as a hangover fix in Las Vegas is now a national industry testing the edges of medicine, cosmetics and longevity science — and the next wave, built around a molecule called NAD+, is already reshaping the menu. — Hanna Wickes, Kansas City Star, 26 Aug. 2026 According to Balding, not testing your paint here could be a big mistake, even if your trim is a classic neutral like white. — Tessa Cooper, Southern Living, 26 Aug. 2026

Recent Examples of Synonyms for testing

Adjective

For the healthcare providers in attendance, the party — which featured games and activities for the kids — is a chance to see the real-life impact of their often emotionally challenging work.

— Toria Sheffield, PEOPLE, 29 Aug. 2026
Because of the challenging terrain, the bridges are designed to be constructed without heavy machinery.

— Fatma Tanis, NPR, 29 Aug. 2026

Definition of challenging

Verb

The alternative is making it in the third week of an audit, with someone else's sampling frame deciding what your systems should have been able to answer.

— JP Montoya, Forbes.com, 2 Sep. 2026
Survey methods include live capture, audio recordings and sampling their genetic material from the environment.

— Shi En Kim, AZCentral.com, 28 Aug. 2026

Definition of sampling

Adjective

The losses linked to the demise of these groups are difficult to quantify, but participants and advocates say the impacts will reverberate across federal agencies for years.

— Katia Riddle, NPR, 29 Aug. 2026
Ground surveys can provide more detailed information at a particular site, but covering an entire subway corridor that way would be difficult.

— Rupendra Brahambhatt, Interesting Engineering, 29 Aug. 2026

Definition of difficult

Verb

Doctors examining the previously healthy teenager at a Los Angeles hospital discovered a subdural hematoma, a life-threatening injury which occurs when blood collects on the surface of the brain.

— Blake Ellis, CNN Money, 27 Aug. 2026
The group had been examining the middle finger on Sasaki’s right hand.

— Maddie Lee, Los Angeles Times, 27 Aug. 2026

Definition of examining

Verb

The move may mark more than another bout of bond-market volatility, with consequences stretching across economies and financial markets.

— Lee Ying Shan, CNBC, 3 Sep. 2026
The fires have spread across several provinces, creating a vast front of flames stretching from the center to the far east of the country.

— ABC News, ABC News, 3 Sep. 2026

Definition of stretching

Adjective

Every personal finance review is based on rigorous reporting by our team of expert writers and editors with extensive knowledge of home loan products.

— Kelsey Neubauer, CNBC, 28 Aug. 2026
But alongside serious thinkers such as Rankine, Ta-Nehisi Coates, and Saidiya Hartman, less rigorous writers and ideas were also elevated.

— Charles Finch, The Atlantic, 28 Aug. 2026

Definition of rigorous

Verb

Subramanyam said his calls were monitored between March and May, noting that at the time the House Oversight and Government Reform Committee was pushing for former Attorney General Pam Bondi to testify.

— Claire Carter, The Washington Examiner, 4 Sep. 2026
Yet, this will take a great deal of finesse, including pushing through a bill in parliament by buttering up Lord Hawthorne (Hugh Bonneville), who is willing to trade his vote for a night out with Susie’s brother, Jack (Harry Goodwins).

— Aramide Tinubu, Variety, 3 Sep. 2026

Definition of pushing

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testiness

testing

test pilot

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“Testing.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/testing. Accessed 4 Sep. 2026.

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Synonyms of testing

adjective

verb

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