Cornerstone
Cornerstone noun - An immaterial thing upon which something else rests.
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Synonyms for Cornerstone
Source and cornerstone are semantically related. In some cases you can use "Source" instead a noun "Cornerstone".
Source
Source noun - A point or place at which something is invented or provided.
Cornerstone and source are semantically related. Sometimes you can use "Cornerstone" instead a noun "Source".
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Cite this Source
Source and Cornerstone. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/cornerstone/source
Cornerstone & Source. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/cornerstone/source>.
Source or Cornerstone. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/cornerstone/source.
Google Ngram Viewer shows how "cornerstone" and "source" have occurred on timeline