42 entries under persistent topic. ×

16
prolonged(verb, adjective, dull, strong, great)
8
lingering(adjective, dull, great, continue, low)
5
chronic(adjective, continue, continuous, lasting)
4
lasting(adjective, great, deep, high)
4
sustained(verb, adjective, great, slow, deep)
3
continuing(adjective, continue, continuous, lasting)
2
abiding(adjective, continuous, lasting, continuing)
2
lifelong(adjective, continuous, lasting, continuing)
1
ceaseless(adjective, endless, lasting, infinite)
1
confirmed(adjective, continuous, lasting, continuing)
1
constant(adjective, continuous, endless, lasting)
1
continual(adjective, continuous, lasting, continuing)
1
continuous(adjective, endless, lasting, infinite)
1
deep-rooted(adjective, continuous, lasting, continuing)
1
deep-seated(adjective, continuous, lasting, continuing)
1
enduring(adjective, great, deep, high)
1
ever-present(adjective, continuous, lasting, continuing)
1
fixed(adjective, continuous, lasting, continuing)
1
habitual(adjective, continuous, lasting, continuing)
1
inborn(adjective, continuous, lasting, continuing)
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APASmart Define. (2015). protracted thesaurus. Retrieved September 20, 2026, from https://smartdefine.org/protracted/thesaurus/synonyms
ChicagoSmart Define. 2015. "protracted thesaurus" https://smartdefine.org/protracted/thesaurus/synonyms (accessed September 20, 2026).
HarvardSmart Define 2015, protracted thesaurus, Smart Define, viewed 20 September, 2026, <https://smartdefine.org/protracted/thesaurus/synonyms>.
MLASmart Define. "protracted thesaurus" 13 April 2015. Web. 20 September 2026. <https://smartdefine.org/protracted/thesaurus/synonyms>