authoritative vs highborn

authoritative

adj
  • Arising or originating from a figure of authority 

  • Having a commanding style. 

  • Highly accurate or definitive; treated or worthy of treatment as a scholarly authority 

highborn

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

  • Of superior or premium quality; magnificent; expensive. 

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