173 entries under noun topic. ×

1
illnesses(weak, disease, ill, sick)
1
inability(weakness, delicacy, inadequacy, shakiness)
1
incapacity(weakness, delicacy, inadequacy, languor)
1
incompetence(weakness, delicacy, inadequacy, shakiness)
1
ineffectualness(weakness, delicacy, inadequacy, shakiness)
1
infirmness(disorder, weakness, illness, sickness)
1
inflammation(disorder, illness, defect, sickness)
1
infliction
1
insignificance(weakness, delicacy, inadequacy, shakiness)
1
insufficiency(weakness, delicacy, inadequacy, shakiness)
1
invalidism
1
lack of color(entity, condition, color, paleness)
1
lack of colour(entity, condition, color, paleness)
1
lameness(weakness, delicacy, inadequacy, shakiness)
1
languor(weakness, delicacy, inadequacy, shakiness)
1
lassitude(disorder, weakness, illness, sickness)
1
lividity(entity, condition, color, paleness)
1
lividness(entity, condition, color, paleness)
1
luridness(entity, condition, color, paleness)
1
misery(disorder, illness, defect, sickness)
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APASmart Define. (2015). sickliness thesaurus. Retrieved September 29, 2026, from https://smartdefine.org/sickliness/thesaurus/synonyms
ChicagoSmart Define. 2015. "sickliness thesaurus" https://smartdefine.org/sickliness/thesaurus/synonyms (accessed September 29, 2026).
HarvardSmart Define 2015, sickliness thesaurus, Smart Define, viewed 29 September, 2026, <https://smartdefine.org/sickliness/thesaurus/synonyms>.
MLASmart Define. "sickliness thesaurus" 14 April 2015. Web. 29 September 2026. <https://smartdefine.org/sickliness/thesaurus/synonyms>