enervator
n.
enervate的变形
enervate
['enə:veit; i'nə:vit]
vt.
使丧失力量(或活力、精力、气力等)；(体力、精力上)削弱；使衰弱，使虚弱，使无力：
She was enervated from (或 with) dissipation.
她由于生活放荡不羁而气虚体亏。
使堕落；使萎靡不振；(道德上)削弱：
She was enervated by the luxury of palace life.
宫廷的奢华生活使她变得萎靡不振。
adj.
(软弱