sluggishness

Noun

• inactivity; showing an unusual lack of energy
  • the general appearance of sluggishness alarmed his friends
    

• the pace of things that move relatively slowly
  • the sluggishness of the economy
    
  • the sluggishness of the compass in the Arctic cold
    

• a state of comatose torpor (as found in sleeping sickness)

Related words

• Synonyms: 
  languor , lethargy , phlegm , flatness , lassitude