Empty space
Pit and empty space are semantically related. In some cases you can use "Pit" instead a noun phrase "Empty space".
Pit
Pit noun - A sunken area forming a separate space.
Empty space and pit are semantically related. Sometimes you can use "Empty space" instead a noun "Pit".
Cite this Source
Pit and Empty space. (2016). Retrieved 2026, August 03, from https://thesaurus.plus/related/empty_space/pit
Empty space & Pit. N.p., 2016. Web. 03 Aug. 2026. <https://thesaurus.plus/related/empty_space/pit>.
Pit or Empty space. 2016. Accessed August 03, 2026. https://thesaurus.plus/related/empty_space/pit.
Google Ngram Viewer shows how "empty space" and "pit" have occurred on timeline