Hollow
Hollow noun - A sunken area forming a separate space.
Shell hole and hollow are semantically related in pit topic. In some cases you can use "Shell hole" instead a noun "Hollow".
Shell hole
Hollow and shell hole are semantically related in pit topic. You can use "Hollow" instead a noun phrase "Shell hole".
Cite this Source
Shell hole and Hollow. (2016). Retrieved 2026, August 01, from https://thesaurus.plus/related/hollow/shell_hole
Hollow & Shell hole. N.p., 2016. Web. 01 Aug. 2026. <https://thesaurus.plus/related/hollow/shell_hole>.
Shell hole or Hollow. 2016. Accessed August 01, 2026. https://thesaurus.plus/related/hollow/shell_hole.
Google Ngram Viewer shows how "hollow" and "shell hole" have occurred on timeline