Semicircles
Vaults and semicircles are semantically related. In some cases you can use "Vaults" instead a noun "Semicircles".
Vaults
Cite this Source
Vaults and Semicircles. (2016). Retrieved 2026, August 02, from https://thesaurus.plus/related/semicircles/vaults
Semicircles & Vaults. N.p., 2016. Web. 02 Aug. 2026. <https://thesaurus.plus/related/semicircles/vaults>.
Vaults or Semicircles. 2016. Accessed August 02, 2026. https://thesaurus.plus/related/semicircles/vaults.
Google Ngram Viewer shows how "semicircles" and "vaults" have occurred on timeline