167 entries under base topic. ×
| fundamental(noun, adjective, law, regulation, part) | |
| infrastructure(noun, organization, support, cause, start) | |
| principle(noun, organization, concept, law, philosophy) | |
| understructure(noun, substance, balance, stand) | |
| bedrock(noun, support, cause, start, reason) | |
| source(noun, law, regulation, cause, start) | |
| derivation(noun, cause, start, suggestion) | |
| floor(noun, support, ground, bottom) | |
| heart(noun, law, body, cause, start) | |
| justification(noun, cause, reason, substance) | |
| keystone(noun, beginning, source, essential) | |
| pillar(noun, support, hold, block, back) | |
| rest(noun, support, hold, block, back) | |
| warrant(noun, cause, reason, true) | |
| beginning(noun, cause, start, reason) | |
| pedestal(noun, support, rest, stand) | |
| preparation(noun, start, plan, development, resolve) | |
| rudiment(noun, law, beginning, source) | |
| seat(noun, support, cause, start, reason) | |
| start(noun, cause, beginning, opening) |
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| APA | Smart Define. (2015). foundation thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/foundation/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "foundation thesaurus" https://smartdefine.org/foundation/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, foundation thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/foundation/thesaurus/synonyms>. |
| MLA | Smart Define. "foundation thesaurus" 10 April 2015. Web. 22 September 2026. <https://smartdefine.org/foundation/thesaurus/synonyms> |