- Definitions|1
- Thesaurus|348
- Abbreviations|0
90 entries under cause topic. ×
| ground(source, origin) | |
| groundwork(quick, source, origin, stem) | |
| heart(source, origin) | |
| home(foundation, basis) | |
| influence | |
| informant(foundation, basis) | |
| infrastructure(quick, source, origin, stem) | |
| marrow(source, origin) | |
| maternity(foundation, basis) | |
| nub(source, origin) | |
| onset(start, rise, foundation, basis) | |
| origination(foundation, basis, origin, birth) | |
| pith(source, origin) | |
| quick(source, origin, stem) | |
| quintessence(source, origin) | |
| radicle(quick, source, origin, stem) | |
| radix(quick, source, origin, stem) | |
| reason(source, origin) | |
| remote cause(expression, idiom) | |
| rhizome(quick, source, origin, stem) |
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| APA | Smart Define. (2015). fountainhead thesaurus. Retrieved September 27, 2026, from https://smartdefine.org/fountainhead/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "fountainhead thesaurus" https://smartdefine.org/fountainhead/thesaurus/synonyms (accessed September 27, 2026). |
| Harvard | Smart Define 2015, fountainhead thesaurus, Smart Define, viewed 27 September, 2026, <https://smartdefine.org/fountainhead/thesaurus/synonyms>. |
| MLA | Smart Define. "fountainhead thesaurus" 10 April 2015. Web. 27 September 2026. <https://smartdefine.org/fountainhead/thesaurus/synonyms> |