- Definitions|2
- Thesaurus|312
- Abbreviations|0
75 entries under cause topic. ×
| motive(source, derivation) | |
| nativity(source, derivation) | |
| occasion(source, derivation) | |
| opener(source, derivation) | |
| origination(source, derivation) | |
| outbreak(source, derivation) | |
| outset(source, derivation) | |
| principle(source, derivation) | |
| producer(source, derivation) | |
| provenance(influence, source, derivation, ancestry) | |
| rise(source, derivation) | |
| spring(source, derivation) | |
| square one(expression, source, derivation) | |
| start(source, derivation) | |
| well(influence, source, derivation, ancestry) |
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| APA | Smart Define. (2016). progenitor thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/progenitor/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "progenitor thesaurus" https://smartdefine.org/progenitor/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, progenitor thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/progenitor/thesaurus/synonyms>. |
| MLA | Smart Define. "progenitor thesaurus" 29 February 2016. Web. 25 September 2026. <https://smartdefine.org/progenitor/thesaurus/synonyms> |