Pit
Pit noun - A sunken area forming a separate space.
Sump and pit are semantically related in septic tank topic. In some cases you can use "Sump" instead a noun "Pit".
Sump
Sump noun - A well or other hole in which water has collected.
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Synonyms for Sump
Pit and sump are semantically related in septic tank topic. Sometimes you can use "Pit" instead a noun "Sump".
Mutual synonyms
Cite this Source
Sump and Pit. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/pit/sump
Pit & Sump. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/pit/sump>.
Sump or Pit. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/pit/sump.
Google Ngram Viewer shows how "pit" and "sump" have occurred on timeline