Clammed up and Confident
Opposite meaning terms
Clammed up
Confident
Confident adjective - Having or showing great faith in oneself or one's abilities.
Clammed up is an antonym for confident.
Cite this Source
Confident and Clammed up. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/clammed_up/confident
Clammed up & Confident. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/clammed_up/confident>.
Confident or Clammed up. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/clammed_up/confident.
Google Ngram Viewer shows how "clammed up" and "confident" have occurred on timeline