72 entries under foundation topic. ×
| quintessence(noun, quality, cause, start, character) | |
| quick(noun, place, body, cause, start) | |
| basis(noun, action, quality, body, cause) | |
| soul(noun, force, quality, cause, start) | |
| base(noun, support, action, quality, body) | |
| fundamental(noun, support, action, cause, start) | |
| keynote(noun, support, action, substance, idea) | |
| rudiment(noun, support, action, cause, base) | |
| stuff(noun, quality, cause, start, character) | |
| burden(noun, quality, body, character, spirit) | |
| axiom(noun, support, action, base, beginning) | |
| backbone(noun, support, action, quality, character) | |
| keystone(noun, support, action, base, importance) | |
| postulate(noun, support, action, base, beginning) | |
| source(noun, support, action, cause, start) | |
| essential(noun, support, action, base, beginning) | |
| action(noun, support, base, beginning, source) | |
| antecedent(noun, support, action, cause, base) | |
| assumption(noun, support, action, base, beginning) | |
| authority(noun, support, action, base, beginning) |
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| APA | Smart Define. (2015). nucleus thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/nucleus/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "nucleus thesaurus" https://smartdefine.org/nucleus/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, nucleus thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/nucleus/thesaurus/synonyms>. |
| MLA | Smart Define. "nucleus thesaurus" 24 December 2015. Web. 25 September 2026. <https://smartdefine.org/nucleus/thesaurus/synonyms> |