torpor vs vivacity

torpor

noun
  • A state of being inactive or stuporous. 

  • A state similar to hibernation characterised by energy-conserving, very deep sleep. 

  • A state of apathy or lethargy. 

vivacity

noun
  • The quality or state of being vivacious. 

How often have the words torpor and vivacity occurred in a corpus of books? (source: Google Ngram Viewer )