Clam up
Clam up verb - To stop talking.
Not countenance and clam up are semantically related. In some cases you can use "Not countenance" instead a verb "Clam up".
Not countenance
Clam up and not countenance are semantically related. Sometimes you can use "Clam up" instead a verb phrase "Not countenance".
Cite this Source
Not countenance and Clam up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/clam_up/not_countenance
Clam up & Not countenance. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/clam_up/not_countenance>.
Not countenance or Clam up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/clam_up/not_countenance.
Google Ngram Viewer shows how "clam up" and "not countenance" have occurred on timeline