morbidity (n.)

• abnormality
• affection
• affliction
• ailment
• allergy
• atrophy
• blight
• cachexia
• cachexy
• complaint
• complication
• condition
• debilitation
• debility
• decrepitude
• defect
• deformity
• delicacy
• disability
• disease
• disorder
• distemper
• endemic
• enervation
• exhaustion
• feebleness
• fragility
• frailty
• handicap
• hypochondria
• hypochondriasis
• illness
• indisposition
• infirmity
• invalidism
• invalidity
• malady
• malaise
• morbidness
• morbus
• pathology
• rockiness
• seediness
• sickness
• syndrome
• unhealthiness
• unsoundness
• unwholesomeness
• valetudinarianism
• wasting