frenzy vs passivity

frenzy

verb
  • To render frantic. 

  • To exhibit a frenzy, such as a feeding frenzy. 

noun
  • A violent agitation of the mind approaching madness; rage. 

  • A state of wild activity or panic. 

passivity

noun
  • A lack of initiative. 

  • The state of being passive. 

  • Submissiveness. 

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