116 entries under base topic. ×
| essentiality(cause, ground, origin) | |
| explanation(noun, support, action, reason) | |
| footing(noun, support, action, cause, start) | |
| fundamental(noun, adjective, law, support, regulation) | |
| hard fact(noun, expression, support, action) | |
| heart(noun, support, action, cause, start) | |
| house(noun, place, spot, post) | |
| inducement(noun, cause, influence, reason) | |
| infrastructure(noun, support, action, cause, start) | |
| justification(noun, support, action, beginning) | |
| keynote(noun, support, action, idea) | |
| keystone(noun, support, action, idea) | |
| law(noun, support, action, rule) | |
| marrow(cause, idea, standard, essence) | |
| nexus(noun, support, action, beginning) | |
| pith(cause, idea, standard, essence) | |
| place(noun, company, position, spot) | |
| postulate(noun, law, support, regulation, action) | |
| premise(noun, support, action, beginning) | |
| presumption(noun, support, action, beginning) |
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| APA | Smart Define. (2015). source thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/source/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "source thesaurus" https://smartdefine.org/source/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, source thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/source/thesaurus/synonyms>. |
| MLA | Smart Define. "source thesaurus" 10 April 2015. Web. 20 September 2026. <https://smartdefine.org/source/thesaurus/synonyms> |