Onrush
Onrush noun - A forceful forward rush or flow.
Usage example: from the bow she stared at the mesmerising onrush of the sea where it split and foamed
Upsurge
Upsurge noun - A sudden or abrupt strong increase.
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Synonyms for Upsurge
Onrush and upsurge are semantically related. Sometimes you can replace term "Onrush" with "Upsurge", this nouns are similar.
Nearby Word: upsurging
Mutual synonyms
Cite this Source
Upsurge and Onrush. (2016). Retrieved 2026, August 14, from https://thesaurus.plus/related/onrush/upsurge
Onrush & Upsurge. N.p., 2016. Web. 14 Aug. 2026. <https://thesaurus.plus/related/onrush/upsurge>.
Upsurge or Onrush. 2016. Accessed August 14, 2026. https://thesaurus.plus/related/onrush/upsurge.
Google Ngram Viewer shows how "onrush" and "upsurge" have occurred on timeline