Clam up
Clam up verb - To stop talking.
Cite this Source
Walled and Clam up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/clam_up/walled
Clam up & Walled. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/clam_up/walled>.
Walled or Clam up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/clam_up/walled.
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