20 entries under continuous topic. ×

5
stubborn(persistent, hardened, lasting, continuing)
2
abiding(adjective, calm, strong, secure, firm)
2
ceaseless(adjective, fixed, persistent, lasting)
2
long-lived(adjective, persistent, hardened, lasting)
2
persistent(adjective, hardened, lasting, continuing)
1
continual(fixed, persistent, lasting, permanent)
1
ever-present(fixed, persistent, lasting, continuing)
1
incurable(fixed, persistent, hardened, lasting)
1
obstinate(persistent, hardened, lasting, continuing)
1
perennial(persistent, hardened, lasting, permanent)
1
persisting(persistent, hardened, lasting, permanent)
1
usual(persistent, hardened, lasting, continuing)
0
protracted(persistent, lasting, continuing, remaining)
0
recurrent(persistent, lasting, continuing, remaining)
0
recurring(persistent, lasting, continuing, remaining)
0
routine(persistent, lasting, continuing, remaining)
0
tenacious(persistent, lasting, continuing, remaining)
0
unabating(persistent, lasting, continuing, remaining)
0
unmitigated(persistent, lasting, continuing, remaining)
0
unyielding(persistent, lasting, continuing, remaining)
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APASmart Define. (2016). deep-rooted thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/deep-rooted/thesaurus/synonyms
ChicagoSmart Define. 2016. "deep-rooted thesaurus" https://smartdefine.org/deep-rooted/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2016, deep-rooted thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/deep-rooted/thesaurus/synonyms>.
MLASmart Define. "deep-rooted thesaurus" 26 February 2016. Web. 22 September 2026. <https://smartdefine.org/deep-rooted/thesaurus/synonyms>