Button up
Button up verb - Refuse to talk or stop talking; fall silent.
Clam up is a synonym for button up in keep silent topic. In some cases you can use "Clam up" instead a verb "Button up". popular alternative
Clam up
Clam up verb - Refuse to talk or stop talking; fall silent.
Button up is a synonym for clam up in keep silent topic. You can use "Button up" instead a verb "Clam up". popular alternative
Cite this Source
Clam up and Button up. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/button_up/clam_up
Button up & Clam up. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/button_up/clam_up>.
Clam up or Button up. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/button_up/clam_up.
Google Ngram Viewer shows how "button up" and "clam up" have occurred on timeline