4
gaunt
4
haggard(adjective, fresh, weakened, worn)
4
incapacitated
4
injurious(adjective, good, beneficial)
4
insalubrious
4
malnourished
4
morbid(adjective, nasty, gloomy, sickly)
4
run-down(adjective, sound, shape, shabby)
4
sallow(adjective, clear, pale, unhealthy)
4
unfit
4
unwell
4
weak(adjective, gentle, firm, powerful, sick)
3
bad
3
decrepit(adjective, good, sound, debilitated, deteriorated)
3
diseased
3
failing
3
mad
3
not good
3
pernicious
3
poisonous
10 years ago|7.4k views|share |citing 
APASmart Define. (2016). healthy thesaurus. Retrieved September 26, 2026, from https://smartdefine.org/healthy/thesaurus/antonyms
ChicagoSmart Define. 2016. "healthy thesaurus" https://smartdefine.org/healthy/thesaurus/antonyms (accessed September 26, 2026).
HarvardSmart Define 2016, healthy thesaurus, Smart Define, viewed 26 September, 2026, <https://smartdefine.org/healthy/thesaurus/antonyms>.
MLASmart Define. "healthy thesaurus" 24 March 2016. Web. 26 September 2026. <https://smartdefine.org/healthy/thesaurus/antonyms>