[ verb ] quieten or silence (a sound) or make (an image) less visible
Used in print(Gerald Green, The Heartless Light....)
During the night , a phone_company technician had deadened the bells and installed red blinkers on the phones .
[ verb ] lessen the momentum or velocity of
"deaden a ship's headway"
[ verb ] make vapid or deprive of spirit
: "deadened wine"