linguistic vs orthoepic

linguistic

adj
  • Of or relating to linguistics. 

  • Of or relating to language. 

  • Relating to a computer language. 

orthoepic

adj
  • Synonym of phonological: concerning the study of pronunciation. 

  • Correctly or accurately pronounced. 

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