70 entries under adjective topic. ×

21
core(noun, good, quality, understanding)
11
nitty-gritty(noun, good, end, quality)
6
bottom(noun, quality, cause, start)
5
root(noun, quality, body, cause)
4
essential(noun, original, heart, basic)
3
basic(noun, emotion, original, essential)
3
fundamental(noun, cause, start, base)
2
key(basic, absolute, fundamental, central)
2
material(basic, absolute, fundamental, key)
2
underlying(original, basic, absolute, fundamental)
1
basal(original, basic, absolute, fundamental)
1
cardinal(original, basic, absolute, fundamental)
1
cold(basic, absolute, fundamental, key)
1
complete(basic, absolute, fundamental, key)
1
congenital(basic, absolute, fundamental, key)
1
connate(basic, absolute, fundamental, key)
1
critical(original, basic, fundamental, primary)
1
crucial(original, basic, fundamental, primary)
1
deep-seated(basic, absolute, fundamental, key)
1
elemental(original, basic, absolute, fundamental)
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APASmart Define. (2015). nub thesaurus. Retrieved September 25, 2026, from https://smartdefine.org/nub/thesaurus/synonyms
ChicagoSmart Define. 2015. "nub thesaurus" https://smartdefine.org/nub/thesaurus/synonyms (accessed September 25, 2026).
HarvardSmart Define 2015, nub thesaurus, Smart Define, viewed 25 September, 2026, <https://smartdefine.org/nub/thesaurus/synonyms>.
MLASmart Define. "nub thesaurus" 24 October 2015. Web. 25 September 2026. <https://smartdefine.org/nub/thesaurus/synonyms>