an indefinite feeling of debility or lack of health often indicative of or accompanying the onset of an illness
a vague sense of mental or moral ill-being

Malaise in a sentence:

• An infected person will feel a general malaise.
• Hence the malaise both of mind and body
• the general malaise brings on makes teens care less about grades and attendance.
• Let us the roots of the current economic malaise.

synonyms

bed
cadaverous
clinically obese
complain of sth
critical list
degenerative
dehydrate
demaciation