|  lassitude 
 
 1. a state of comatose torpor (as found in sleeping sickness)
 • Syn:
 lethargy, sluggishness
 • Hypernyms:
 torpor, torpidity
 • Hyponyms:
 hebetude
 2. a feeling of lack of interest or energy
 • Syn:
 languor, listlessness
 • Derivationally related forms:
 listless (for: listlessness)
 • Hypernyms:
 apathy
 3. weakness characterized by a lack of vitality or energy
 • Syn:
 inanition, lethargy, slackness
 • Hypernyms:
 weakness
 
 
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