Clam up
Clam up verb - To stop talking.
Turn under and clam up are semantically related. In some cases you can use "Turn under" instead a verb "Clam up".
Turn under
Clam up and turn under are semantically related. Sometimes you can use "Clam up" instead a verb "Turn under".
Mutual synonyms
Cite this Source
Turn under and Clam up. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/clam_up/turn_under
Clam up & Turn under. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/clam_up/turn_under>.
Turn under or Clam up. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/clam_up/turn_under.
Google Ngram Viewer shows how "clam up" and "turn under" have occurred on timeline