Gum up
Gum up verb - To prevent passage through by filling with something.
Usage example: arteries gummed up with atheromas
Plug
Plug verb - To close up so that no empty spaces remain.
Cite this Source
Plug and Gum up. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/gum_up/plug
Gum up & Plug. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/gum_up/plug>.
Plug or Gum up. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/gum_up/plug.
Google Ngram Viewer shows how "gum up" and "plug" have occurred on timeline