179 entries under cause topic. ×
| font(noun, supply, source, foundation) | |
| fountainhead(noun, person, start, rise) | |
| mainspring(noun, verb, start, reason) | |
| original | |
| paternity(noun, foundation, basis, family) | |
| stem(noun, beginning, source) | |
| core(noun, start, base, beginning) | |
| day one(noun, expression, start, top) | |
| entrance(noun, beginning, source, derivation) | |
| entry(noun, beginning, source, derivation) | |
| generator(noun, source, basis, derivation) | |
| impulse(noun, verb, source, basis) | |
| inducement(noun, reason, base, matter) | |
| inspiration(noun, source, basis, spring) | |
| originator(noun, person, reason, authority) | |
| outbreak(noun, start, beginning, source) | |
| roots(noun, line, source, basis) | |
| square one(noun, expression, start, top) | |
| beginnings(noun, source, family, heritage) | |
| blast off(noun, expression, beginning, source) |
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| APA | Smart Define. (2015). origin thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/origin/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "origin thesaurus" https://smartdefine.org/origin/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2015, origin thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/origin/thesaurus/synonyms>. |
| MLA | Smart Define. "origin thesaurus" 10 April 2015. Web. 23 September 2026. <https://smartdefine.org/origin/thesaurus/synonyms> |