Synonyms: inanition, lethargy, lassitude, slackness
Definition: weakness characterized by a lack of vitality or energy
Similar words: weakness
Definition: the property of lacking physical or mental strength; liability to failure under pressure or stress or strain
Usage: his weakness increased as he became older; the weakness of the span was overlooked until it collapsed
Synonyms: languor, lassitude, listlessness
Definition: a feeling of lack of interest or energy
Similar words: apathy
Definition: an absence of emotion or enthusiasm
Synonyms: lethargy, lassitude, sluggishness
Definition: a state of comatose torpor (as found in sleeping sickness)
Similar words: torpidity, torpor
Definition: a state of motor and mental inactivity with a partial suspension of sensibility
Usage: he fell into a deep torpor