highborn vs ignoble

highborn

adj
  • Of, pertaining to, or befitting people of high social standing. 

  • Of superior or premium quality; magnificent; expensive. 

ignoble

verb
  • To make ignoble; to bring low. 

adj
  • Not noble; plebeian; common. 

  • Not honorable; base. 

  • Not a true or "noble" falcon; said of certain hawks, such as the goshawk. 

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