1
problem(noun, trouble, disorder, defeat, difficulty)
1
protozoan disease
1
psychosomatic disease
1
qualm(noun, sickness, nausea, vomiting, faintness)
1
respiratory disease
1
reverse(noun, trouble, hurt, defeat, blow)
1
reversion(noun, trouble, defeat, distress, disturbance)
1
rockiness
1
secondary disease
1
shake-up(noun, trouble, defeat, distress, disturbance)
1
shock(noun, trouble, defeat, distress, disturbance)
1
sicken
1
sickishness
1
sicknesses
1
signs
1
stew(noun, trouble, defeat, distress, disturbance)
1
stroke(noun, attack, hurt, blow, fit)
1
symptomatology
1
symptomology
1
symptoms
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APASmart Define. (2016). illness thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/illness/thesaurus/synonyms
ChicagoSmart Define. 2016. "illness thesaurus" https://smartdefine.org/illness/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2016, illness thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/illness/thesaurus/synonyms>.
MLASmart Define. "illness thesaurus" 29 February 2016. Web. 23 September 2026. <https://smartdefine.org/illness/thesaurus/synonyms>