chanter vs instrumentalist

chanter

noun
  • One who chants or sings. 

  • The pipe of a bagpipe on which the melody is played. 

  • A priest who sings in a chantry. 

  • The hedge sparrow. 

instrumentalist

noun
  • One who plays a musical instrument, as distinguished from a vocalist. 

  • An adherent of instrumentalism. 

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