Babel vs upheaval

Babel

noun
  • A place or scene of noise and confusion. 

  • A confused mixture of sounds and voices, especially in different languages. 

  • A tall, looming structure. 

name
  • The city and tower in the land of Shinar where the confusion of languages took place, according to the Bible. 

upheaval

noun
  • A sudden violent upset, disruption or convulsion. 

  • Disruptive change, from one state to another. 

  • The process of being heaved upward, especially the raising of part of the earth's crust. 

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