Clam up
Clam up verb - To stop talking.
Usage example: the little girl clammed up when the doctor came into the room
Quiet down and clam up are semantically related in silence topic. In some cases you can use "Quiet down" instead a verb "Clam up", when it comes to topics like make or be quiet.
Quiet down
Quiet down verb - To stop talking.
Usage example: the kids quieted down when they realized I was about to ask them if they wanted ice cream
Clam up and quiet down are semantically related in silence topic. You can use "Clam up" instead a verb "Quiet down", if it concerns topics such as make or be quiet.
Mutual synonyms
Cite this Source
Quiet down and Clam up. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/clam_up/quiet_down
Clam up & Quiet down. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/clam_up/quiet_down>.
Quiet down or Clam up. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/clam_up/quiet_down.
Google Ngram Viewer shows how "clam up" and "quiet down" have occurred on timeline