Muffle
Stop up
Stop up verb - To prevent passage through by filling with something.
Mutual synonyms
Cite this Source
Stop up and Muffle. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/muffle/stop_up
Muffle & Stop up. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/muffle/stop_up>.
Stop up or Muffle. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/muffle/stop_up.
Google Ngram Viewer shows how "muffle" and "stop up" have occurred on timeline