64 entries under sickness topic. ×

1
contamination(noun, disorder, defect, taint)
1
convalescence(noun, disorder, disease, collapse, disturbance)
1
convulsions(noun, disorder, illness, defect)
1
disability(noun, disorder, disease, weakness, collapse)
1
diseasedness(noun, disorder, disease, weakness, collapse)
1
disorder(noun, disease, weakness, collapse, condition)
1
distemper(noun, disorder, illness, defect)
1
dose(noun, disorder, disease, collapse, condition)
1
endemic(noun, disorder, illness, defect)
1
failing(noun, disorder, weakness, fault, illness)
1
fault(noun, disorder, weakness, illness, failing)
1
feebleness(noun, disorder, weakness, fault, illness)
1
frailness(noun, disorder, weakness, fault, illness)
1
frailty(noun, disorder, weakness, fault, illness)
1
hemorrhage(noun, disorder, illness, defect)
1
illness(noun, disorder, disease, weakness, condition)
1
imperfection(noun, disorder, weakness, fault, illness)
1
indisposition(noun, disorder, disease, weakness, collapse)
1
infirmity(noun, disorder, disease, weakness, collapse)
1
inflammation(noun, disorder, illness, defect)
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APASmart Define. (2015). flu thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/flu/thesaurus/synonyms
ChicagoSmart Define. 2015. "flu thesaurus" https://smartdefine.org/flu/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, flu thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/flu/thesaurus/synonyms>.
MLASmart Define. "flu thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/flu/thesaurus/synonyms>