go down, fall, decrease / be down with a disease, be unable to work due to sickness / be knocked down in boxing / go down, malfunction

down (feathers)

going down, fall, decrease / being down with a disease, being unable to work due to sickness / being knocked down in boxing / a machine being down, failing to work

Down syndrome

discount

deterioration of public image

turning off of lights

(colloquial) current boyfriend

everything

(slang) Alternative form of 彼氏 (kareshi, “boyfriend”)