- Definitions|1
- Thesaurus|448
- Abbreviations|0
48 entries under action topic. ×
| base(noun, organization, support, hold) | |
| basis(noun, support, cause, start) | |
| support(noun, organization, support, stay) | |
| footing(noun, organization, support, hold) | |
| backing(noun, verb, adjective, support) | |
| bedrock(noun, support, cause, start) | |
| infrastructure(noun, organization, support, cause) | |
| root(noun, organization, support, cause) | |
| substratum(noun, support, hold, cause) | |
| principle(noun, support, base, beginning) | |
| fundamental(noun, support, cause, start) | |
| reason(noun, support, cause, start) | |
| rudiment(noun, support, base, beginning) | |
| antecedent(noun, support, cause, reason) | |
| assumption(noun, support, base, beginning) | |
| authority(noun, support, substance, base) | |
| axiom(noun, support, base, beginning) | |
| backbone(noun, support, base, beginning) | |
| background(noun, support, base, beginning) | |
| cause(noun, support, start, reason) |
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| APA | Smart Define. (2015). underpinning thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/underpinning/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "underpinning thesaurus" https://smartdefine.org/underpinning/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, underpinning thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/underpinning/thesaurus/synonyms>. |
| MLA | Smart Define. "underpinning thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/underpinning/thesaurus/synonyms> |