deaden
动词 deaden:
make vague or obscure or make (an image) less visible
cut a girdle around so as to kill by interrupting the circulation of water and nutrients
同义词:girdle
make vapid or deprive of spirit
lessen the momentum or velocity of
become lifeless, less lively, intense, or active; lose life, force, or vigor
make less lively, intense, or vigorous; impair in vigor, force, activity, or sensation
同义词:blunt
convert (metallic mercury) into a grey powder consisting of minute globules, as by shaking with chalk or fatty oil