Backbone
Backbone noun - A central cohesive source of support and stability.
Nearby Word: backboned
Keystone
Keystone noun - An immaterial thing upon which something else rests.
Usage example: a committed socialist who argues that greed is the keystone of capitalism
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Synonyms for Keystone
Mutual synonyms
Cite this Source
Keystone and Backbone. (2016). Retrieved 2026, August 15, from https://thesaurus.plus/related/backbone/keystone
Backbone & Keystone. N.p., 2016. Web. 15 Aug. 2026. <https://thesaurus.plus/related/backbone/keystone>.
Keystone or Backbone. 2016. Accessed August 15, 2026. https://thesaurus.plus/related/backbone/keystone.
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