Stop up
Stop up verb - To prevent passage through by filling with something.
Mutual synonyms
Cite this Source
Smother and Stop up. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/stop_up/smother
Stop up & Smother. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/stop_up/smother>.
Smother or Stop up. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/stop_up/smother.
Google Ngram Viewer shows how "stop up" and "smother" have occurred on timeline