mindmap root((困倦)) lethargy implies a drowsiness or aversion to activity such as is induced by disease, injury, or drugs: months of ~ followed my skiing accident. languor suggests inertia induced by an enervating climate or illness or soft living or love: ~ induced by a tropical vacation. lassitude stresses listlessness of indifference resulting from fatigue or poor health: a deepening depression marked by ~. stupor implies a deadening of the mind and senses by or as if by shock, narcotics, or intoxicants: lapsed into a ~ following a night of drinking. torpor implies a state of suspended animation as of hibernating animals but may suggest merely extreme sluggishness: a once alert mind now in a state of ~.