passivity vs tumult

passivity

noun
  • A lack of initiative. 

  • The state of being passive. 

  • Submissiveness. 

tumult

noun
  • Violent commotion or agitation, often with confusion of sounds. 

  • Confused, agitated noise as made by a crowd. 

  • A riot or uprising. 

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