Stop up
Stop up verb - To prevent passage through by filling with something.
X out
X out verb - To show (something written) to be no longer valid by drawing a cross over or a line through it.
Cite this Source
X out and Stop up. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/stop_up/x_out
Stop up & X out. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/stop_up/x_out>.
X out or Stop up. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/stop_up/x_out.
Google Ngram Viewer shows how "stop up" and "X out" have occurred on timeline