43 entries under source topic. ×
| fountain(cause, origin, derivation, birth) | |
| germ(cause, derivation) | |
| impulse(cause, derivation) | |
| inducement(cause, derivation) | |
| influence(cause, derivation) | |
| inspiration(cause, derivation) | |
| mainspring(cause, derivation) | |
| motive(cause, derivation) | |
| nucleus(cause, derivation) | |
| occasion(cause, derivation) | |
| parent(cause, derivation) | |
| parentage(cause, derivation) | |
| principle(cause, derivation) | |
| producer(cause, derivation) | |
| progenitor(cause, derivation) | |
| provenance(cause, derivation) | |
| provenience(cause, derivation) | |
| roots(cause, derivation) | |
| seed(cause, derivation) | |
| stock(cause, derivation) |
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| APA | Smart Define. (2015). opener thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/opener/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "opener thesaurus" https://smartdefine.org/opener/thesaurus/synonyms (accessed September 20, 2026). |
| Harvard | Smart Define 2015, opener thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/opener/thesaurus/synonyms>. |
| MLA | Smart Define. "opener thesaurus" 14 April 2015. Web. 20 September 2026. <https://smartdefine.org/opener/thesaurus/synonyms> |