177 entries under base topic. ×
| seat(noun, support, place, cause, reason) | |
| footing(noun, organization, support, action, cause) | |
| antecedent(noun, support, action, cause, reason) | |
| bottom(noun, verb, adjective, support, quality) | |
| marrow(noun, place, quality, cause, character) | |
| quick(noun, place, body, cause, start) | |
| radix(noun, cause, source, core) | |
| tuber(noun, nature, cause, source) | |
| derivation(noun, cause, start, point) | |
| found(verb, form, support, fix, start) | |
| fountain(noun, cause, start, point) | |
| ground(noun, verb, form, support, cause) | |
| groundwork(noun, support, cause, rest) | |
| infrastructure(noun, organization, support, action, cause) | |
| nucleus(noun, support, action, place, quality) | |
| pith(noun, place, quality, body, cause) | |
| provenance(noun, cause, start, point) | |
| provenience(noun, cause, start, point) | |
| reason(noun, support, action, cause, substance) | |
| seed(noun, fix, cause, establish) |
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| APA | Smart Define. (2016). root thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/root/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "root thesaurus" https://smartdefine.org/root/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2016, root thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/root/thesaurus/synonyms>. |
| MLA | Smart Define. "root thesaurus" 2 March 2016. Web. 20 September 2026. <https://smartdefine.org/root/thesaurus/synonyms> |