Indian vs Indic

Indian

name
  • Any language spoken by natives of India, especially Hindi. 

  • Any of the (unrelated) languages spoken by American Indians. 

adj
  • Of or relating to India or its people; or (formerly) of the East Indies. 

  • Designating any of various chess openings now characterised by black's attempt to control the board through knights and fianchettoed bishops rather than with a central pawn advance. 

  • Of or relating to the indigenous peoples of the Americas. 

  • Made with Indian corn or maize. 

noun
  • A meal at (or taken away from) an Indian restaurant. 

  • An American Indian, a member of one of the indigenous peoples of the Americas (generally excluding the Aleut, Inuit, Metis, or Yupik). 

  • Indian cuisine; traditional Indian food. 

  • An Indian restaurant. 

  • A person from India. 

Indic

name
  • A branch of the Indo-European family of languages comprising Sanskrit and its modern descendants such as Bengali, Hindi, Urdu, and Punjabi. 

adj
  • Pertaining to India or its people, culture and languages; Indian. 

  • Relating to or denoting the group of Indo-European languages comprising Sanskrit and the modern Indian languages which are its descendants. 

  • Relating to the Brahmic scripts. 

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