1
as in volatile
likely to change frequently, suddenly, or unexpectedly
the stifling heat would occasionally be relieved by an uncertain breeze
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
2
as in unsure
not feeling sure about the truth, wisdom, or trustworthiness of someone or something
never uncertain of her political beliefs or judgment, she was a decisive and fearless leader
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of uncertain
The laughter and music that have echoed off the walls will be gone, and my wife and I will enter a new, uncertain phase of life.
—
Don Riddell, CNN Money, 10 Aug. 2025
Reese has missed the Sky's last four games in a row, including Thursday's 86-65 loss to the Atlanta Dream, as her team sits 11th in the standings and looks uncertain to make this year's playoffs.
—Kilty Cleary, MSNBC Newsweek, 9 Aug. 2025
For nearly a year, the missing doctor’s fate was uncertain.
—Owen Clarke, Outside, 8 Aug. 2025
Meanwhile, 22% are uncertain about its potential effect.
—Vanessa Romo, NPR, 6 Aug. 2025
See All Example Sentences for uncertain
Don Riddell, CNN Money, 10 Aug. 2025
Reese has missed the Sky's last four games in a row, including Thursday's 86-65 loss to the Atlanta Dream, as her team sits 11th in the standings and looks uncertain to make this year's playoffs.
—Kilty Cleary, MSNBC Newsweek, 9 Aug. 2025
For nearly a year, the missing doctor’s fate was uncertain.
—Owen Clarke, Outside, 8 Aug. 2025
Meanwhile, 22% are uncertain about its potential effect.
—Vanessa Romo, NPR, 6 Aug. 2025
See All Example Sentences for uncertain
Recent Examples of Synonyms for uncertain
Adjective
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Not too happy about the volatile nature of PLTR stock?—
Trefis Team,
Forbes.com,
15 Aug. 2025
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Excluding the volatile food and energy categories, core prices rose 3.1%, up from 2.9% in June.—
Christopher Rugaber,
Chicago Tribune,
14 Aug. 2025
Adjective
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Officials were unsure which species these were, but both are common in Wyoming.—
CNN Money,
CNN Money,
16 Aug. 2025
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The video reviewed by LMPD does not have audio, so Skaggs said the department is unsure of whether anything was said.—
Caroline Neal,
Louisville Courier Journal,
15 Aug. 2025
Adjective
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The best time for aurora spotting is 2 am, when the sky is likely to be the darkest, but since the arrival of the solar storm is unpredictable, it's recommended to look throughout the night for the event.—
Staff Author,
Travel + Leisure,
7 Aug. 2025
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Renewables may be homegrown, but their output is inherently unpredictable.—
Andrew Saunders,
Fortune,
5 Aug. 2025
Adjective
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Heart Age May Not Be the Perfect Metric However, some experts are more skeptical.—
Kristen Fischer,
Health,
9 Aug. 2025
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Not only are voters more skeptical of media reports and talking points, OBBBA supporters have much more time to counter misinformation than was the case with the TCJA.—
Patrick Gleason,
Forbes.com,
8 Aug. 2025
Adjective
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Hers is the kind of face that inspires directors to tight framing — gleaming, as if smoothed from marble, and yet somehow pliant, changeful.—
Jordan Kisner Jack Davison,
New York Times,
11 Oct. 2022
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Rigorous, blustery winter; winding sleety spring; hot, moist enervating summer; changeful autumn with its dog-days; these are absolutely unknown.—
San Diego Union-Tribune,
San Diego Union-Tribune,
1 Jan. 2023
Adjective
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Today’s financial institutions must be able to rapidly identify suspicious transactions out of billions per day.—
Roman Reznikov,
Forbes.com,
6 Aug. 2025
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Mount developed his characterization, with his reedy voice, suspicious eyes and slumped posture, on set.—
Lauren Coates,
Variety,
4 Aug. 2025
Adjective
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People have been urged to avoid entering possibly unstable buildings as aftershocks continued to shake the area, according to the Times.—
Abigail Adams,
People.com,
11 Aug. 2025
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Although the emergency warning was reduced to a less urgent heavy rain warning on Monday afternoon, the Japan Meteorological Agency warned that the soil had become unstable due to the precipitation, leaving the region at an elevated risk of landslides even without excessive rain.—
Trisha Mukherjee,
ABC News,
11 Aug. 2025
Adjective
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Workers claim the organization has insufficient training, abrupt terminations, and inconsistent wages and raises.—
Maya Bell,
jsonline.com,
7 Aug. 2025
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At the federal level, Shaughnessy emphasized the urgent need to eliminate inconsistent tariffs.—
Angela Velasquez,
Footwear News,
5 Aug. 2025
Cite this Entry
“Uncertain.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/uncertain. Accessed 20 Aug. 2025.
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