136 entries under source topic. ×
| nub(body, cause, heart, center) | |
| account(noun, reason, matter, agent) | |
| agency(noun, reason, matter, agent) | |
| authority(cause, foundation, basis, infrastructure) | |
| backbone(foundation, infrastructure) | |
| bedrock(cause, base, basis) | |
| chief constituent(expression, foundation, infrastructure) | |
| consideration(noun, reason, matter, agent) | |
| doer(noun, reason, matter, agent) | |
| essential(foundation, infrastructure) | |
| evidence(foundation, infrastructure) | |
| explanation(noun, reason, matter, agent) | |
| footing(cause, base, basis) | |
| fundamental part(expression, foundation, infrastructure) | |
| impetus | |
| important part(expression, foundation, infrastructure) | |
| incitement(noun, reason, matter, agent) | |
| key(foundation, infrastructure) | |
| maker(noun, reason, matter, agent) | |
| matter(noun, reason, agent, root) |
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| APA | Smart Define. (2015). origin thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/origin/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "origin thesaurus" https://smartdefine.org/origin/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, origin thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/origin/thesaurus/synonyms>. |
| MLA | Smart Define. "origin thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/origin/thesaurus/synonyms> |