27
ailment(noun, health, trouble, weak, disorder)
25
malady(noun, health, trouble, hurt, weak)
22
illness(noun, health, trouble, hurt, weak)
21
disorder(noun, health, trouble, weak, defeat)
20
disease(noun, health, trouble, disorder, evil)
19
indisposition(noun, health, trouble, disorder, evil)
17
complaint(noun, health, trouble, weak, disorder)
17
infirmity(noun, health, trouble, disorder, evil)
15
ill(noun, health, weak, disease, illness)
12
nausea(noun, disease, dislike, unpleasant, illness)
10
distemper(noun, health, disorder, disease, illness)
9
abnormal state of health(expression, characteristics, states, conditions)
9
unsoundness(noun, health, disorder, illness, defect)
8
disability(noun, disorder, disease, weakness, collapse)
7
unwellness(noun, disease, weakness, illness, deficiency)
7
ail(noun, health, weak, disease, illness)
7
unhealthiness(noun, disorder, disease, weakness, condition)
7
virus(noun, disorder, disease, collapse, disturbance)
6
biliousness(noun, nausea, vomiting, faintness, queasiness)
6
fever(noun, health, hurt, disorder, disease)
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APASmart Define. (2016). sickness thesaurus. Retrieved September 21, 2026, from https://smartdefine.org/sickness/thesaurus/synonyms
ChicagoSmart Define. 2016. "sickness thesaurus" https://smartdefine.org/sickness/thesaurus/synonyms (accessed September 21, 2026).
HarvardSmart Define 2016, sickness thesaurus, Smart Define, viewed 21 September, 2026, <https://smartdefine.org/sickness/thesaurus/synonyms>.
MLASmart Define. "sickness thesaurus" 29 February 2016. Web. 21 September 2026. <https://smartdefine.org/sickness/thesaurus/synonyms>