85 entries under source topic. ×
| core(noun, adjective, organization, support, action) | |
| heart(noun, support, action, part, quality) | |
| essence(noun, organization, support, action, area) | |
| pith(noun, organization, area, part, quality) | |
| nub(noun, part, quality, body, cause) | |
| substance(noun, organization, area, part, quality) | |
| nucleus(noun, support, action, quality, body) | |
| marrow(noun, quality, cause, start, character) | |
| basis(noun, organization, action, area, quality) | |
| quintessence(noun, quality, cause, start, character) | |
| base(adjective, organization, support, action, quality) | |
| center(noun, support, action, body, cause) | |
| fundamental(noun, support, action, cause, start) | |
| keystone(noun, support, action, idea, base) | |
| root(noun, support, action, quality, cause) | |
| soul(noun, force, quality, cause, start) | |
| essential(noun, support, action, base, beginning) | |
| explanation(noun, support, action, point, base) | |
| keynote(noun, support, action, idea, base) | |
| nexus(noun, support, action, join, point) |
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| APA | Smart Define. (2015). crux thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/crux/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "crux thesaurus" https://smartdefine.org/crux/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, crux thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/crux/thesaurus/synonyms>. |
| MLA | Smart Define. "crux thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/crux/thesaurus/synonyms> |