62 entries under source topic. ×
| germ(cause, derivation) | |
| impulse(cause, derivation) | |
| inducement(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) | |
| root(cause, derivation) | |
| roots(cause, derivation) | |
| seed(cause, derivation) | |
| spring(cause, origin, derivation, birth) | |
| stock(cause, derivation) |
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| APA | Smart Define. (2016). entrance thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/entrance/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "entrance thesaurus" https://smartdefine.org/entrance/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2016, entrance thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/entrance/thesaurus/synonyms>. |
| MLA | Smart Define. "entrance thesaurus" 30 March 2016. Web. 25 September 2026. <https://smartdefine.org/entrance/thesaurus/synonyms> |