gentlewoman vs rani

gentlewoman

noun
  • A woman of the nobility. 

  • A female member of a legislature, especially a female member of a House of Representatives. 

rani

noun
  • A Hindu princess or female ruler in India. 

  • The wife of a rajah. 

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