47 entries under fixed topic. ×

3
fundamental(adjective, characteristic, original, essential)
2
ceaseless(adjective, persistent, continuous, lasting)
2
continuing(adjective, persistent, continuous, hardened)
2
enduring(adjective, persistent, hardened, lasting)
2
habitual(adjective, persistent, hardened, lasting)
2
lasting(adjective, persistent, remaining, chronic)
1
abiding(persistent, continuous, hardened, lasting)
1
absolute(adjective, great, complete, intense, true)
1
complete(adjective, true, basic, genuine)
1
constant(persistent, continuous, lasting, continuing)
1
continual(persistent, continuous, lasting, continuing)
1
continuous(persistent, lasting, continuing, remaining)
1
ever-present(persistent, continuous, lasting, continuing)
1
in-built(adjective, characteristic, essential, intrinsic)
1
incurable(persistent, continuous, hardened, lasting)
1
lifelong(persistent, continuous, hardened, lasting)
1
lingering(adjective, persistent, lasting, remaining)
1
long-standing(complete, true, persistent, hardened)
1
thoroughgoing(complete, true, profound)
1
utter(great, complete, intense, true)
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APASmart Define. (2016). deep-seated thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/deep-seated/thesaurus/synonyms
ChicagoSmart Define. 2016. "deep-seated thesaurus" https://smartdefine.org/deep-seated/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 2016, deep-seated thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/deep-seated/thesaurus/synonyms>.
MLASmart Define. "deep-seated thesaurus" 26 February 2016. Web. 24 September 2026. <https://smartdefine.org/deep-seated/thesaurus/synonyms>