Clam up and Keep back

Clam up

Clam up verb - To stop talking.

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

Keep back

Keep back verb - Keep under control; keep in check.

Clam up and keep back are semantically related. Sometimes you can use "Clam up" instead a verb "Keep back".
Cite this Source
Keep back and Clam up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/clam_up/keep_back
Clam up & Keep back. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/clam_up/keep_back>.
Keep back or Clam up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/clam_up/keep_back.
Google Ngram Viewer shows how "clam up" and "keep back" have occurred on timeline