firm (up)

verb

Definition of firm (up)next
as in to freeze
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 firm (up)
  1. freeze
  2. harden
Verb
  • On the other hand, liquid batteries lose significant efficiency in freezing conditions.
    — Mrigakshi Dixit, Interesting Engineering, 21 Aug. 2026
  • But almost all beef that is meant to be used for grinding beef, which comes from Australia or Brazil, is frozen, and a large portion of that goes to food service operations, mostly fast food companies.
    — Dan Mangan,Pippa Stevens, CNBC, 21 Aug. 2026
Definition of freeze
Verb
  • Rezaei was named this month as part of senior appointments widely seen as hardening Tehran’s political and military stance.
    — ABC News, ABC News, 23 Aug. 2026
  • Iranian officials dismiss the campaign as familiar punishment, while analysts warn decades of sanctions show pressure alone rarely forces Tehran to yield and may instead harden positions on all sides.
    — Farnoush Amiri, Los Angeles Times, 21 Aug. 2026
Definition of harden
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.

Browse Nearby Words

firms (up)
firm (up)
first
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Cite this Entry

“Firm (up).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/firm%20%28up%29. Accessed 25 Aug. 2026.

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