Amber vs Ebony

Amber

name
  • A female given name from Hindi 

  • A city in Rajasthan, India, also known as Amer. 

  • A surname of uncertain origin. 

  • A female given name from English, popular in the 1980s and the 1990s. 

  • A river in Derbyshire, England, which joins the River Derwent at Ambergate. 

Ebony

name
  • A female given name from English. 

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