- Definitions|2
- Thesaurus|243
- Abbreviations|0
| determinant(noun, cause, influence, authority, base) | |
| foundation(cause, start, beginning, basis, root) | |
| generator(cause, influence, source, spring, derivation) | |
| headstream | |
| headwater | |
| inspiration(cause, influence, source, spring, stream) | |
| mother | |
| oasis(noun, spring) | |
| pipeline | |
| principle(noun, cause, influence, base, beginning) | |
| progenitor(person, cause, influence, source, derivation) | |
| reason | |
| river source(expression, idiom) | |
| riverhead | |
| seed(cause, influence, supply, source, root) | |
| source of supply(expression, idiom) | |
| springhead | |
| staple | |
| stock(noun, cause, influence, base, connection) | |
| water source(expression, idiom, source, upwelling) |
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| APA | Smart Define. (2015). wellspring thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/wellspring/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "wellspring thesaurus" https://smartdefine.org/wellspring/thesaurus/synonyms (accessed September 21, 2026). |
| Harvard | Smart Define 2015, wellspring thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/wellspring/thesaurus/synonyms>. |
| MLA | Smart Define. "wellspring thesaurus" 10 April 2015. Web. 21 September 2026. <https://smartdefine.org/wellspring/thesaurus/synonyms> |