THESAURUS
cachexia, cachexy, chronic ill health, debilitation, debility, decrepitude, delicacy, delicate health, enervation, exhaustion, feebleness, fragility, frailty, healthlessness, hypochondria, hypochondriasis, infirmity, invalidism, invalidity, languishing, languishment, morbidity, morbidness, peakedness, poor health, sickliness, unhealthiness, unsoundness, unwholesomeness, valetudinarianism, wasting, weakliness