as in freezing
to become physically firm or solid
wait for the modeling clay to firm up before handling the finished pot
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Example Sentences
Recent Examples of Synonyms for firming (up)
Verb
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The global index provider extended Indonesia’s status as an emerging market after freezing the country’s stocks in its indexes in January, citing investability concerns.
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To prevent that, some operators maintain low oil flow rates, akin to dripping a faucet in freezing cold weather to avoid frozen pipes.
Verb
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Anna, her hauteur hardening like a protective shell, is aghast.
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On both the right and the left, positions are hardening; each tribe has its truth.
Verb
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Major media companies operating traditional linear networks have been under pressure in recent years amid stiffening competition from large tech rivals as programming migrates to streaming.
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Volkswagen’s premium Audi brand has lost much of its luster in recent years, dragged down by trade tariffs, stiffening competition and a patchy electric-vehicle roster.
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“Firming (up).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/firming%20%28up%29. Accessed 25 Jun. 2026.
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