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
  • China’s imports of LNG from Russia across all routes surged nearly 28% in the first half of the year by volume as LNG exports from the Middle East froze due to the US-Iran war.
    — Simone McCarthy, CNN Money, 14 Aug. 2026
  • In 2014, around four thousand Americans chose to freeze their eggs, according to the Society for Assisted Reproductive Technology.
    — Anna Russell, New Yorker, 14 Aug. 2026
Definition of freeze
Verb
  • The early search web was an experimental stage where the rules had not hardened, and the feedback loop between publishers and engines was still manageable and easier to test and interpret.
    — Alan Bradley, ArsTechnica, 7 Aug. 2026
  • Each Fernie's Frozen Espresso-tini Bar is artfully drizzled with ribbons of chocolate shell coating, hardening into a delicate, crackable bite, making for the ultimate pick-me-up on a stick!
    — Mateo Rosiles, USA Today, 6 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 16 Aug. 2026.

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