exuberance vs gravity

exuberance

noun
  • The quality of being exuberant; cheerful or vigorous enthusiasm; liveliness. 

  • An abundance of wealth. 

  • An overflowing quantity; superfluousness. 

  • An instance of exuberant behaviour. 

gravity

noun
  • The state or condition of being grave; seriousness. 

  • The lowness of a note. 

  • Specific gravity. 

  • The state or condition of having weight; weight; heaviness. 

  • Gravitation, the universal force exercised by two bodies onto each other. 

  • The force at the Earth's surface, of the attraction by the Earth's masses, and the centrifugal pseudo-force caused by the Earth's rotation, resulting from gravitation. 

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