衰弱的近义词、同义词

a noticeable deterioration in performance or quality; "the team went into a slump"; "a gradual slack in output"; "a drop-off in attendance"; "a falloff in quality"

lose vigor, health, or flesh, as through grief; "After her husband died, she just pined away"

loss of ability to function normally; "kidney failure"

an abnormal loss of strength

extreme malnutrition and emaciation (especially in children); can result from inadequate intake of food or from malabsorption or metabolic disorders

a state of deterioration due to old age or long use