Falls
Falls noun - A steep descent of the water of a river.
Upsurges
Cite this Source
Upsurges and Falls. (2016). Retrieved 2026, August 13, from https://thesaurus.plus/related/falls/upsurges
Falls & Upsurges. N.p., 2016. Web. 13 Aug. 2026. <https://thesaurus.plus/related/falls/upsurges>.
Upsurges or Falls. 2016. Accessed August 13, 2026. https://thesaurus.plus/related/falls/upsurges.
Google Ngram Viewer shows how "falls" and "upsurges" have occurred on timeline