Curly vs Precious

Curly

name
  • A nickname for a person with curly hair 

  • A male given name 

  • A nickname for a bald person 

Precious

name
  • A female given name from English. 

  • A surname transferred from the nickname, originating as a male or female nickname. 

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