Pit
Pit noun - A sunken area forming a separate space.
Cite this Source
Waterway and Pit. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/pit/waterway
Pit & Waterway. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/pit/waterway>.
Waterway or Pit. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/pit/waterway.
Google Ngram Viewer shows how "pit" and "waterway" have occurred on timeline