Animal vs Brownie

Animal

name

  • A nickname given to people, especially wild people. 

noun

  • A fan of Kesha, an American singer. 

Brownie

name

  • A nickname of the surname Brown. 

noun

  • A junior Girl Scout. 

  • A junior Girl Guide. 

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