167 entries under base topic. ×
| occasion(noun, cause, start, reason) | |
| authority(noun, cause, strength, substance) | |
| excuse(noun, cause, reason, call) | |
| prop(noun, support, hold, block, back) | |
| rationale(noun, concept, understanding, philosophy, cause) | |
| stay(noun, hold, block, back, substance) | |
| baseboard | |
| dado | |
| inception(noun, cause, start, beginning) | |
| nub(noun, body, cause, start, substance) | |
| nucleus(noun, body, cause, start, substance) | |
| preliminaries(noun, practice, discipline, education) | |
| starting point(noun, expression, idiom, cause, start) | |
| underneath(noun, ground, bottom, bed) | |
| underside(noun, ground, bottom, bed) | |
| assumption(noun, concept, law, regulation, understanding) | |
| axiom(noun, law, regulation, rule) | |
| bedding(noun, hold, block, back) | |
| block(noun, support, hold, back) | |
| brace(noun, hold, block, back) |
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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> |