passivity vs strife

passivity

noun
  • A lack of initiative. 

  • The state of being passive. 

  • Submissiveness. 

strife

noun
  • A trouble of any kind. 

  • Striving; earnest endeavor; hard work. 

  • Bitter conflict, sometimes violent. 

  • Exertion or contention for superiority, either by physical or intellectual means. 

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