superfluity vs verbosity

superfluity

noun
  • The quality or state of being superfluous; overflowingness. 

  • Something superfluous, as a luxury. 

  • Collective noun for a group of nuns. 

verbosity

noun
  • The excess use of words, especially using more than are needed for clarity or precision; long-windedness 

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