160 entries under source topic. ×
| ancestor(cause, influence, connection, derivation) | |
| antecedent(noun, support, action, cause, base) | |
| assumption(noun, support, action, base, beginning) | |
| authority(noun, support, action, base, beginning) | |
| background(noun, support, action, base, beginning) | |
| backing(noun, support, action, base, beginning) | |
| bedrock(noun, support, action, cause, start) | |
| beginning(noun, cause, start, base, stone) | |
| bottom(noun, quality, cause, start, character) | |
| cause(noun, support, action, start, influence) | |
| chief ingredient(noun, expression, support, action, base) | |
| derivation(cause, influence, connection, origin) | |
| element(noun, quality, cause, character, spirit) | |
| essentiality(noun, quality, cause, start, character) | |
| evidence(noun, support, action, base, beginning) | |
| explanation(noun, support, action, point, base) | |
| footing(noun, support, action, cause, start) | |
| fountain(cause, influence, connection, origin) | |
| fountainhead(cause, origin) | |
| generator(cause, influence, connection, derivation) |
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| APA | Smart Define. (2015). nucleus thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/nucleus/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "nucleus thesaurus" https://smartdefine.org/nucleus/thesaurus/synonyms (accessed September 22, 2026). |
| Harvard | Smart Define 2015, nucleus thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/nucleus/thesaurus/synonyms>. |
| MLA | Smart Define. "nucleus thesaurus" 24 December 2015. Web. 22 September 2026. <https://smartdefine.org/nucleus/thesaurus/synonyms> |