84 entries under fundamental topic. ×
| most(adjective, adverb, big, large, essential) | |
| substratal(adjective, simple, plain, important, significant) | |
| absolute(adjective, essential, basic, prime) | |
| bottom-line(adjective, important, significant, original, essential) | |
| complete(adjective, exact, precise, basic, absolute) | |
| congenital(adjective, basic, absolute, key) | |
| deep-seated(adjective, original, essential, basic, absolute) | |
| inborn(adjective, basic, absolute, key) | |
| innate(adjective, body, material, natural, animate) | |
| 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) | |
| root(adjective, original, basic, latent) | |
| simplest(simple, straightforward, basic, uncomplicated) | |
| undeveloped(simple, basic, first, unsophisticated) | |
| vestigial(simple, basic, unsophisticated, elementary) | |
| categorical(adjective, essential, supreme) | |
| cold(adjective, basic, absolute, key) | |
| concealed(adjective, original, basic, latent) |
For more, visit
Primary on
Power Thesaurus
| APA | Smart Define. (2016). primary thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/primary/thesaurus/synonyms |
| Chicago | Smart Define. 2016. "primary thesaurus" https://smartdefine.org/primary/thesaurus/synonyms (accessed September 26, 2026). |
| Harvard | Smart Define 2016, primary thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/primary/thesaurus/synonyms>. |
| MLA | Smart Define. "primary thesaurus" 29 March 2016. Web. 26 September 2026. <https://smartdefine.org/primary/thesaurus/synonyms> |