Clammed up and Forward
Opposite meaning terms
Clammed up
Forward
Forward adjective - Showing a lack of proper social reserve or modesty.
Clammed up is an antonym for forward.
Cite this Source
Forward and Clammed up. (2016). Retrieved 2026, August 16, from https://thesaurus.plus/related/clammed_up/forward
Clammed up & Forward. N.p., 2016. Web. 16 Aug. 2026. <https://thesaurus.plus/related/clammed_up/forward>.
Forward or Clammed up. 2016. Accessed August 16, 2026. https://thesaurus.plus/related/clammed_up/forward.
Google Ngram Viewer shows how "clammed up" and "forward" have occurred on timeline