- Definitions|2
- Thesaurus|429
- Abbreviations|0
119 entries under source topic. ×
| nativity(cause, derivation) | |
| opener(cause, derivation) | |
| originator(noun, reason, element, matter) | |
| outbreak(cause, derivation) | |
| outset(cause, derivation) | |
| parent(noun, cause, connection, derivation) | |
| parentage(noun, cause, connection, derivation) | |
| progenitor(noun, cause, connection, derivation) | |
| rise(cause, derivation) | |
| roots(noun, cause, connection, derivation) | |
| seat(noun, cause, quick, origin) | |
| square one(expression, cause, derivation) | |
| start(cause, derivation) | |
| starting place(expression, cause, origin) | |
| stem(noun, cause, quick, origin) | |
| stock(noun, cause, connection, derivation) | |
| substratum(noun, cause, quick, origin) | |
| tuber(noun, cause, quick, origin) | |
| underpinning(noun, cause, quick, origin) |
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| APA | Smart Define. (2015). mainspring thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/mainspring/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "mainspring thesaurus" https://smartdefine.org/mainspring/thesaurus/synonyms (accessed September 24, 2026). |
| Harvard | Smart Define 2015, mainspring thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/mainspring/thesaurus/synonyms>. |
| MLA | Smart Define. "mainspring thesaurus" 10 April 2015. Web. 24 September 2026. <https://smartdefine.org/mainspring/thesaurus/synonyms> |