57 entries under base topic. ×
| action(noun, support, beginning, source) | |
| antecedent(noun, support, action, beginning) | |
| assumption(noun, support, action, beginning) | |
| authority(noun, support, action, beginning) | |
| axiom(noun, law, support, regulation, action) | |
| background(noun, support, action, beginning) | |
| backing(noun, support, action, beginning) | |
| cause(noun, support, action, beginning) | |
| center(noun, support, action, idea) | |
| chief ingredient(noun, expression, support, action) | |
| evidence(noun, support, action, beginning) | |
| explanation(noun, support, action, beginning) | |
| footing(noun, support, action, beginning) | |
| hard fact(noun, expression, support, action) | |
| infrastructure(noun, support, action, beginning) | |
| justification(noun, support, action, beginning) | |
| law(noun, support, regulation, action) | |
| nexus(noun, support, action, beginning) | |
| nucleus(noun, support, action, importance) | |
| postulate(noun, support, action, beginning) |
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| APA | Smart Define. (2015). keystone thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/keystone/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "keystone thesaurus" https://smartdefine.org/keystone/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, keystone thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/keystone/thesaurus/synonyms>. |
| MLA | Smart Define. "keystone thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/keystone/thesaurus/synonyms> |