Beryl vs Greeny

Beryl

name
  • A female given name from English derived from the gem beryl. 

Greeny

name
  • A nickname for someone (e.g., a fictional character or a creature of myth) who is green. 

  • A nickname of the surname Green. 

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