Cavity
Cavity noun - A sunken area forming a separate space.
Cite this Source
Mining and Cavity. (2016). Retrieved 2026, July 22, from https://thesaurus.plus/related/cavity/mining
Cavity & Mining. N.p., 2016. Web. 22 Jul. 2026. <https://thesaurus.plus/related/cavity/mining>.
Mining or Cavity. 2016. Accessed July 22, 2026. https://thesaurus.plus/related/cavity/mining.
Google Ngram Viewer shows how "cavity" and "mining" have occurred on timeline