Core and Keystone

Core

Core noun - The seat of one's deepest thoughts and emotions.

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Keystone and core are semantically related In some cases you can use "Keystone" instead a noun "Core".

Nearby Words: cored, coring

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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Core and keystone are semantically related in basis topic. You can use "Core" instead a noun "Keystone", if it concerns topics such as foundation.

true	true core	true keystone
real	real core	real keystone
massive	massive core	massive keystone
ancient	ancient core	ancient keystone
Other adjectives: new, titular, central, magical.

Cosmic Keystone: In a sense, the core memories are this.

Source: Western Animation / Inside Out
Recycled Premise: An alien race coming back to a planet to suck up its core to power its own Planet Eater sized space ship with a Keystone Army revolving around a super-powered being who controls an innumerable amount of drones and is out for revenge?

Source: Film / Independence Day: Resurgence

Cite this Source

Keystone and Core. (2016). Retrieved 2026, July 21, from https://thesaurus.plus/related/core/keystone

Core & Keystone. N.p., 2016. Web. 21 Jul. 2026. <https://thesaurus.plus/related/core/keystone>.

Keystone or Core. 2016. Accessed July 21, 2026. https://thesaurus.plus/related/core/keystone.

Google Ngram Viewer shows how "core" and "keystone" have occurred on timeline