Cascade vs Dull

Cascade

name
  • A town in Western Australia. 

  • A town in Montana. 

  • A town in Wisconsin. 

  • A town and settlement in Jamaica. 

  • A small city, the county seat of Valley County, Idaho, United States. 

  • A city in Iowa. 

  • An administrative district in Seychelles 

Dull

name
  • A village in Perth and Kinross council area, Scotland. 

  • A surname. of Scottish and German origin. 

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