as in freezing
to become physically firm or solid
wait for the modeling clay to firm up before handling the finished pot
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for firming (up)
Verb
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From a technical perspective, this product is essentially still a lightweight synthetic sleeping bag, so don’t expect miracles in freezing temperatures.—
Maryna Holovnova,
New Atlas,
2 June 2026 -
The austerity policies that Spain undertook during that crisis—such as freezing the minimum wage and cutting social spending—had produced an immensely unequal recovery and become the target of populist movements.—
Rogé Karma,
The Atlantic,
1 June 2026
Verb
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Entergy New Orleans, the city’s main electric utility, has an accelerated grid-hardening plan that aims to replace existing utility poles with more fortified poles to withstand higher winds and selectively move some lines underground in high-risk areas.—
Sufan Jiang,
Fortune,
30 May 2026
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What began as sanction workarounds is hardening into permanent market architecture.—
Ariel Cohen,
Forbes.com,
28 May 2026
Verb
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Chronic inflammation damages blood vessels, stiffening them and increasing resistance.—
Jennifer Berger,
Verywell Health,
1 June 2026
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The machine dryer agitates the clothing and prevents fibers from stiffening during drying, which is why clothing comes out feeling soft.—
Emily Benda Gaylord,
The Spruce,
23 Feb. 2026
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Cite this Entry
“Firming (up).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/firming%20%28up%29. Accessed 5 Jun. 2026.
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