Clamming up
Not heed and clamming up are semantically related. In some cases you can use "Not heed" instead a verb "Clamming up".
Not heed
Clamming up and not heed are semantically related. Sometimes you can use "Clamming up" instead a verb phrase "Not heed".
Cite this Source
Not heed and Clamming up. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/clamming_up/not_heed
Clamming up & Not heed. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/clamming_up/not_heed>.
Not heed or Clamming up. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/clamming_up/not_heed.
Google Ngram Viewer shows how "clamming up" and "not heed" have occurred on timeline