64 entries under sickness topic. ×

13
fever(noun, health, disorder, defect)
7
disease(noun, disorder, weakness, fault, growth)
4
blight(noun, disorder, illness, defect)
3
bug(noun, disorder, collapse, disturbance)
3
debilitation(noun, disorder, weakness, fault, illness)
2
debility(noun, disorder, weakness, fault, illness)
2
decay(noun, disorder, weakness, fault, illness)
2
decrepitude(noun, disorder, weakness, fault, illness)
2
ill health(noun, expression, disorder, disease, weakness)
2
malady(noun, disorder, disease, weakness, collapse)
1
Cancer(noun, disorder, growth, defect)
1
ache(noun, disorder, condition, illness)
1
affection(noun, disorder, illness, defect)
1
affliction(noun, disorder, disease, weakness, collapse)
1
ailing(noun, disorder, disease, weakness, collapse)
1
ailment(noun, disorder, disease, weakness, collapse)
1
canker(noun, disorder, growth, defect)
1
complaint(noun, disorder, collapse, condition)
1
condition(noun, disorder, illness, affliction)
1
confinement(noun, disorder, disease, weakness, collapse)
11 years ago|3.9k views|share |citing 
APASmart Define. (2015). flu thesaurus. Retrieved September 22, 2026, from https://smartdefine.org/flu/thesaurus/synonyms
ChicagoSmart Define. 2015. "flu thesaurus" https://smartdefine.org/flu/thesaurus/synonyms (accessed September 22, 2026).
HarvardSmart Define 2015, flu thesaurus, Smart Define, viewed 22 September, 2026, <https://smartdefine.org/flu/thesaurus/synonyms>.
MLASmart Define. "flu thesaurus" 14 April 2015. Web. 22 September 2026. <https://smartdefine.org/flu/thesaurus/synonyms>