153 entries under source topic. ×
| proof(noun, support, action, cause, reason) | |
| purpose(noun, cause, reason, object, matter) | |
| sanction(noun, verb, support, action, honor) | |
| security(noun, support, action, base, beginning) | |
| square one(expression, cause, top, opening) | |
| starting point(noun, expression, cause, start, top) | |
| theorem(noun, support, action, base, beginning) | |
| theory(noun, support, action, base, beginning) | |
| warrant(noun, support, action, cause, base) | |
| agency(noun, reason, matter, agent) | |
| blast off(expression, cause, derivation) | |
| causality(cause, derivation) | |
| connection(cause, foundation, basis, derivation) | |
| doer(noun, reason, matter, agent) | |
| early stage(expression, cause, derivation) | |
| embarkation(cause, derivation) | |
| emergence(cause, derivation) | |
| entrance(cause, derivation) | |
| entry(cause, derivation) | |
| forging(cause, derivation) |
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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> |