Clam up and Keep down

Clam up

Clam up verb - To stop talking.

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

Keep down

Keep down verb - Place a limit on the number of.

Clam up and keep down are semantically related in silence topic. Sometimes you can use "Clam up" instead a verb "Keep down", if it concerns topics such as make or be quiet.
Cite this Source
Keep down and Clam up. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/clam_up/keep_down
Clam up & Keep down. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/clam_up/keep_down>.
Keep down or Clam up. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/clam_up/keep_down.
Google Ngram Viewer shows how "clam up" and "keep down" have occurred on timeline