1
ceaseless(fixed, persistent, continuous, lasting, continuing)
1
characteristic
1
confined(mean, weak, down, ill, sick)
1
confirmed(fixed, persistent, continuous, hardened, lasting)
1
continual(fixed, persistent, continuous, lasting, continuing)
1
continuing(fixed, persistent, continuous, hardened, lasting)
1
continuous(fixed, persistent, lasting, continuing, remaining)
1
contrary(tough, difficult, wild, awkward, obstinate)
1
cranky
1
debilitated(mean, weak, down, sick, feeble)
1
decayed
1
declining(mean, weak, down, ill, sick)
1
decrepit
1
deep-rooted(fixed, persistent, continuous, hardened, lasting)
1
deep-seated(fixed, persistent, continuous, hardened, lasting)
1
defective(mean, weak, down, ill, sick)
1
delicate(mean, weak, down, ill, sick)
1
desperation
1
deteriorated
1
difficult(tough, wild, awkward, obstinate, stubborn)
11 years ago|3.7k views|share |citing 
APASmart Define. (2015). incurable thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/incurable/thesaurus/synonyms
ChicagoSmart Define. 2015. "incurable thesaurus" https://smartdefine.org/incurable/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2015, incurable thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/incurable/thesaurus/synonyms>.
MLASmart Define. "incurable thesaurus" 13 April 2015. Web. 21 September 2026. <https://smartdefine.org/incurable/thesaurus/synonyms>