as in volatile
likely to change frequently, suddenly, or unexpectedly
unpredictable spring weather that makes it really hard to know what to wear
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Recent Examples of unpredictable
In one study, researchers induced postnatal stress in a mouse (confining her, forcing her to swim) and separated her from her pups at unpredictable intervals.
—
Jessica Winter, New Yorker, 14 July 2025
Trump criticized the Russian leader, describing Putin as unpredictable.
—Callum Sutherland, Time, 14 July 2025
Editor-in-chief C. B. Cebulski, Ultimate editor Wil Moss, and some of the line’s hit creators discuss the imprint’s success while revealing the bold and unpredictable storytelling still on the horizon.
—Phillip Molnar, San Diego Union-Tribune, 12 July 2025
But the administration's approach remains unpredictable—Trump has continued to voice his desire for the US to remain an AI leader while trying to keep top tech out of the hands of China, creating a challenging environment for Nvidia to navigate.
—ArsTechnica, 9 July 2025
See All Example Sentences for unpredictable
Jessica Winter, New Yorker, 14 July 2025
Trump criticized the Russian leader, describing Putin as unpredictable.
—Callum Sutherland, Time, 14 July 2025
Editor-in-chief C. B. Cebulski, Ultimate editor Wil Moss, and some of the line’s hit creators discuss the imprint’s success while revealing the bold and unpredictable storytelling still on the horizon.
—Phillip Molnar, San Diego Union-Tribune, 12 July 2025
But the administration's approach remains unpredictable—Trump has continued to voice his desire for the US to remain an AI leader while trying to keep top tech out of the hands of China, creating a challenging environment for Nvidia to navigate.
—ArsTechnica, 9 July 2025
See All Example Sentences for unpredictable
Recent Examples of Synonyms for unpredictable
Adjective
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Create Short-term and Long-term Business Plans When getting your business off the ground, the beginning is often the most volatile time.—
Rhett Buttle,
Forbes.com,
21 July 2025
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Traditionally, buyers use their personal bank accounts to buy a stablecoin, and then use the stablecoin to trade for some other kind of more volatile crypto, such as Bitcoin or something else.—
Allison Pecorin,
ABC News,
18 July 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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And the economy, right now, feels unstable to many, as grocery prices rise and the job market goes on a diet.—
Sophie Levenson,
Chicago Tribune,
20 July 2025
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According to a report released in April, 72% of clients of reentry welcome centers across the state between June 2023 and May 2024 reported having unstable housing situations.—
Emilia Otte,
Hartford Courant,
19 July 2025
Cite this Entry
“Unpredictable.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/unpredictable. Accessed 30 Jul. 2025.
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