Clam up and Flare up

Clam up

Clam up verb - To stop talking.

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

Flare up

Flare up verb - To become very angry.

Clam up and flare up are semantically related. Sometimes you can use "Clam up" instead a verb "Flare up".

Mutual synonyms

Cite this Source
Flare up and Clam up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/clam_up/flare_up
Clam up & Flare up. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/clam_up/flare_up>.
Flare up or Clam up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/clam_up/flare_up.
Google Ngram Viewer shows how "clam up" and "flare up" have occurred on timeline