bedlam vs tumult

bedlam

noun
  • A place or situation of chaotic uproar, and where confusion prevails. 

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 bedlam and tumult occurred in a corpus of books? (source: Google Ngram Viewer )