Clam up
Clam up verb - To stop talking.
Veil
Veil verb - To keep secret or shut off from view.
Cite this Source
Veil and Clam up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/clam_up/veil
Clam up & Veil. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/clam_up/veil>.
Veil or Clam up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/clam_up/veil.
Google Ngram Viewer shows how "clam up" and "veil" have occurred on timeline