3
wanness(noun, entity, condition, color, paleness)
2
attack(noun, disorder, disease, defect, sickness)
2
breakdown(noun, disorder, disease, defect, sickness)
2
bug(noun, disorder, disease, illness, sickness)
2
collapse(noun, disorder, disease, defect, sickness)
2
curse(noun, disease, growth, tumor, toxin)
2
delicacy(noun, disorder, weakness, fault, failing)
2
disability(noun, disease, weakness, illness, sickness)
2
exhaustion(noun, weakness, delicacy, inadequacy, languor)
2
fever(noun, disorder, disease, defect, sickness)
2
flimsiness(noun, disorder, weakness, fault, failing)
2
ill health(noun, expression, disorder, weakness, fault)
2
imperfection(noun, disorder, weakness, fault, illness)
2
inadequacy(noun, weakness, delicacy, shakiness, fragility)
2
indisposition(noun, disorder, disease, weakness, fault)
2
infection(noun, disorder, disease, illness, sickness)
2
insubstantiality(noun, weakness, failing, infirmity, fragility)
2
powerlessness(noun, feebleness)
2
sallowness(noun, entity, condition, color, paleness)
2
softness(noun, feebleness)
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APASmart Define. (2015). sickliness thesaurus. Retrieved September 23, 2026, from https://smartdefine.org/sickliness/thesaurus/synonyms
ChicagoSmart Define. 2015. "sickliness thesaurus" https://smartdefine.org/sickliness/thesaurus/synonyms (accessed September 23, 2026).
HarvardSmart Define 2015, sickliness thesaurus, Smart Define, viewed 23 September, 2026, <https://smartdefine.org/sickliness/thesaurus/synonyms>.
MLASmart Define. "sickliness thesaurus" 14 April 2015. Web. 23 September 2026. <https://smartdefine.org/sickliness/thesaurus/synonyms>