Firth vs Yell

Firth

name
  • A small village in north-east Mainland, Shetland Islands council area, Scotland (OS grid ref HU4473). 

  • A village in Nebraska. 

  • A city and town in Idaho. 

  • A surname. 

Yell

name
  • The second-largest island in the Shetland Islands council area, Scotland. 

  • An unincorporated community in Marshall County, Tennessee, United States, named after Archibald Yell. 

  • A surname. 

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