Flood plain
Flood plain noun - A low plain adjacent to a river that is formed chiefly of river sediment and is subject to flooding.
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Synonyms for Flood plain
Plain and flood plain are semantically related. In some cases you can use "Plain" instead a noun phrase "Flood plain".
Plain
Plain noun - A broad area of level or rolling treeless country.
Flood plain and plain are semantically related. Sometimes you can replace phrase "Flood plain" with "Plain", this terms are similar.
Cite this Source
Plain and Flood plain. (2016). Retrieved 2026, August 10, from https://thesaurus.plus/related/flood_plain/plain
Flood plain & Plain. N.p., 2016. Web. 10 Aug. 2026. <https://thesaurus.plus/related/flood_plain/plain>.
Plain or Flood plain. 2016. Accessed August 10, 2026. https://thesaurus.plus/related/flood_plain/plain.
Google Ngram Viewer shows how "flood plain" and "plain" have occurred on timeline