- Definitions|2
- Thesaurus|2.2k
- Abbreviations|0
89 entries under source topic. ×
| sanction(noun, support, action, base, beginning) | |
| security(noun, support, action, base, beginning) | |
| starting point(noun, expression, cause, start, base) | |
| support(noun, action, base, beginning) | |
| theory(noun, law, support, action, rule) | |
| warrant(noun, support, action, base, beginning) | |
| beginnings(cause, quick, origin, stem) | |
| chief constituent(expression, foundation, origin, infrastructure) | |
| derivation(cause, origin) | |
| fountain(cause, origin) | |
| fountainhead(cause, quick, origin, stem) | |
| fundamental part(expression, foundation, origin, infrastructure) | |
| germ(cause, origin) | |
| important part(expression, foundation, origin, infrastructure) | |
| inception(cause, origin) | |
| mainspring(cause, quick, origin, stem) | |
| motive(cause, origin) | |
| occasion(cause, origin) | |
| primary element(expression, foundation, origin, infrastructure) | |
| provenance(cause, origin) |
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| APA | Smart Define. (2016). fundamental thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/fundamental/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "fundamental thesaurus" https://smartdefine.org/fundamental/thesaurus/synonyms (accessed September 23, 2026). |
| Harvard | Smart Define 2016, fundamental thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/fundamental/thesaurus/synonyms>. |
| MLA | Smart Define. "fundamental thesaurus" 29 March 2016. Web. 23 September 2026. <https://smartdefine.org/fundamental/thesaurus/synonyms> |