67 entries under sickness topic. ×

25
disorder(noun, confusion, illness, commotion)
25
illness(noun, order, weakness, debility)
18
disease(noun, weakness, illness, affliction)
16
infirmity(noun, weakness, illness, perfection)
16
unhealth(noun, illness, debility, unsoundness)
16
weakness(noun, illness, enough, robustness)
14
unsoundness(noun, advantage, illness, debility)
13
ailment(noun, illness, debility, unsoundness)
12
unhealthiness(noun, illness, debility, unsoundness)
11
malady(noun, illness, relief, debility)
9
frailness(noun, strength, illness, debility)
8
disrepair(noun, illness, debility, unsoundness)
6
ill health(noun, expression, illness, debility)
6
vitiation(noun, advantage, illness, enough)
6
weakening(noun, illness, debility, unsoundness)
5
debility(noun, strength, weakness, illness)
5
bad health(noun, expression, illness, debility)
5
lethargy(noun, weakness, illness, debility)
5
diseasedness(noun, illness, debility, unsoundness)
5
invalidity(noun, strength, illness, debility)
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APASmart Define. (2016). health thesaurus. Retrieved October 1, 2026, from https://smartdefine.org/health/thesaurus/antonyms
ChicagoSmart Define. 2016. "health thesaurus" https://smartdefine.org/health/thesaurus/antonyms (accessed October 1, 2026).
HarvardSmart Define 2016, health thesaurus, Smart Define, viewed 1 October, 2026, <https://smartdefine.org/health/thesaurus/antonyms>.
MLASmart Define. "health thesaurus" 29 March 2016. Web. 1 October 2026. <https://smartdefine.org/health/thesaurus/antonyms>