- Definitions|3
- Thesaurus|567
- Abbreviations|0
54 entries under fundamental topic. ×
| connate(adjective, essential, basic, absolute) | |
| deep-seated(adjective, original, essential, basic, absolute) | |
| inbred(adjective, essential, basic, absolute) | |
| meat-and-potatoes(adjective, base, important, significant, last) | |
| meat and potatoes(expression, adjective, idiom, simple, plain) | |
| nitty-gritty(adjective, original, basic, absolute) | |
| nub(adjective, original, basic, absolute) | |
| absolute(adjective, basic, key, central) | |
| cold(adjective, basic, absolute, key) | |
| complete(adjective, basic, absolute, key) | |
| core(adjective, original, essential, basic) | |
| ideal(adjective, basic, absolute, key) | |
| name of the game(expression, adjective, idiom, basic, absolute) | |
| perfect(adjective, basic, absolute, key) |
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| APA | Smart Define. (2015). underlying thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/underlying/thesaurus/synonyms |
| Chicago | Smart Define. 2015. "underlying thesaurus" https://smartdefine.org/underlying/thesaurus/synonyms (accessed September 25, 2026). |
| Harvard | Smart Define 2015, underlying thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/underlying/thesaurus/synonyms>. |
| MLA | Smart Define. "underlying thesaurus" 10 April 2015. Web. 25 September 2026. <https://smartdefine.org/underlying/thesaurus/synonyms> |