42 entries under primary topic. ×

15
essential(adjective, characteristic, natural, original, basic)
15
intrinsic(adjective, characteristic, natural, original, fixed)
11
deep(adjective, great, obscure, down, original)
7
elemental(adjective, characteristic, original, essential, basic)
6
constitutional(adjective, characteristic, natural, original, fixed)
5
radical(adjective, original, basic, fundamental)
1
basal(adjective, original, essential, basic, absolute)
1
cardinal(adjective, original, basic, absolute, fundamental)
1
elementary(adjective, characteristic, original, essential, basic)
1
indispensable(characteristic, original, essential, basic)
1
integral(characteristic, original, essential, basic)
1
key(adjective, original, essential, basic, absolute)
1
original(characteristic, essential, basic, intrinsic)
1
primitive(adjective, original, essential, basic, absolute)
1
principal(adjective, original, basic, absolute, fundamental)
1
rudimentary(adjective, original, basic)
1
substratal(adjective, original, essential, basic, absolute)
1
underlying(adjective, original, essential, basic, absolute)
0
axiological(original, basic)
0
axiomatic(original, basic)
<123>
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APASmart Define. (2016). deep-seated thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/deep-seated/thesaurus/synonyms
ChicagoSmart Define. 2016. "deep-seated thesaurus" https://smartdefine.org/deep-seated/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, deep-seated thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/deep-seated/thesaurus/synonyms>.
MLASmart Define. "deep-seated thesaurus" 26 February 2016. Web. 23 September 2026. <https://smartdefine.org/deep-seated/thesaurus/synonyms>