166 entries under adjective topic. ×

1
in-built(characteristic, fixed, essential, intrinsic)
1
indissoluble
1
key(original, essential, basic, absolute)
1
lengthy
1
lingering(fixed, persistent, lasting, remaining)
1
long
1
long-drawn-out
1
long-range
1
long-term
1
long haul
1
material(essential, basic, absolute, fundamental)
1
meat and potatoes(expression, idiom, basic, absolute)
1
name of the game(expression, idiom, basic, absolute)
1
nitty-gritty(basic, absolute, fundamental, key)
1
nub(basic, absolute, fundamental, key)
1
perfect(basic, absolute, fundamental, key)
1
permanent
1
perpetual
1
persistent(continuous, hardened, lasting, continuing)
1
primary(original, essential, basic, absolute)
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APASmart Define. (2016). deep-seated thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/deep-seated/thesaurus/synonyms
ChicagoSmart Define. 2016. "deep-seated thesaurus" https://smartdefine.org/deep-seated/thesaurus/synonyms (accessed September 26, 2026).
HarvardSmart Define 2016, deep-seated thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/deep-seated/thesaurus/synonyms>.
MLASmart Define. "deep-seated thesaurus" 26 February 2016. Web. 26 September 2026. <https://smartdefine.org/deep-seated/thesaurus/synonyms>