ancient vs indigenous

ancient

adj
  • Existent or occurring in time long past, usually in remote ages; belonging to or associated with antiquity; old, as opposed to modern. 

  • Relating to antiquity as a primarily European historical period; the time before the Middle Ages. 

  • Having lasted from a remote period; having been of long duration; of great age, very old. 

noun
  • One of the senior members of the Inns of Court or of Chancery. 

  • A person who is very old. 

  • A person who lived in ancient times. 

indigenous

adj
  • In particular, of or relating to a people (or their language or culture) that inhabited a region prior to the arrival of people of other cultures which became dominant (e.g., through colonialism), and which maintains a distinct culture. 

  • Innate, inborn. 

  • Born or originating in, native to a land or region, especially before an intrusion. 

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