59 entries under base topic. ×
| essence(cause, heart, source, foundation) | |
| essentiality(cause, source, ground) | |
| ground(noun, law, regulation, cause, start) | |
| infrastructure(cause, source, foundation, basis) | |
| marrow(cause, source, ground) | |
| pith(body, cause, heart, source) | |
| quintessence(cause, source, ground) | |
| stuff(cause, source, ground) | |
| substance(body, cause, heart, source) | |
| underpinning(cause, source, foundation, basis) | |
| ABCs | |
| bedrock(cause, source, basis) | |
| cornerstone(basis, preparation) | |
| footing(cause, source, basis) | |
| fundamentals(basis, preparation) | |
| preliminaries(basis, preparation) | |
| soul(cause, source, ground) | |
| substratum(cause, source, basis) | |
| understructure(basis, preparation) |
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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> |