Clam up and Closed up

Clam up

Clam up verb - To stop talking.

Closed up and clam up are semantically related In some cases you can use "Closed up" instead a verb "Clam up".

Closed up

Definitions of Clam up not found.

Clam up and closed up are semantically related in silence topic. Sometimes you can use "Clam up" instead a verb "Closed up", if it concerns topics such as make or be quiet.
Cite this Source
Closed up and Clam up. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/clam_up/closed_up
Clam up & Closed up. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/clam_up/closed_up>.
Closed up or Clam up. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/clam_up/closed_up.
Google Ngram Viewer shows how "clam up" and "closed up" have occurred on timeline