Amber vs Jewel

Amber

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

  • A female given name from Hindi 

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

  • A surname of uncertain origin. 

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

Jewel

name
  • A female given name from English from the noun jewel, used since the end of the 19th century. 

  • A male given name from English, a variant of Jewell, or from "jewel" like the female name. 

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