52 entries under source topic. ×
| axiom(noun, law, support, regulation, action) | |
| background(noun, support, action, base, beginning) | |
| backing(noun, support, action, base, beginning) | |
| cause(noun, support, action, base, beginning) | |
| center(noun, support, action, idea, base) | |
| chief ingredient(noun, expression, support, action, base) | |
| evidence(noun, support, action, base, beginning) | |
| explanation(noun, support, action, base, beginning) | |
| footing(noun, support, action, base, beginning) | |
| hard fact(noun, expression, support, action, base) | |
| infrastructure(noun, support, action, base, beginning) | |
| justification(noun, support, action, base, beginning) | |
| law(noun, support, regulation, action, base) | |
| nexus(noun, support, action, base, beginning) | |
| nucleus(noun, support, action, base, importance) | |
| postulate(noun, support, action, base, beginning) | |
| premise(noun, support, action, base, beginning) | |
| presumption(noun, support, action, base, beginning) | |
| presupposition(noun, support, action, base, beginning) | |
| principal element(noun, expression, support, action, base) |
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| APA | Smart Define. (2015). keystone thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/keystone/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "keystone thesaurus" https://smartdefine.org/keystone/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, keystone thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/keystone/thesaurus/synonyms>. |
| MLA | Smart Define. "keystone thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/keystone/thesaurus/synonyms> |