countertenor vs ethos

countertenor

noun
  • a part or section performing a countermelody against the tenor or main part 

  • male singing voice far higher than the typical male vocal range 

  • adult male singer who uses head tone or falsetto to sing far higher than the typical male vocal range 

ethos

noun
  • A form of rhetoric in which the writer or speaker invokes their authority, competence or expertise in an attempt to persuade others that their view is correct. 

  • The traits in a work of art which express the ideal or typic character, as influenced by the ethos (character or fundamental values) of a people, rather than realistic or emotional situations or individual character in a narrow sense; opposed to pathos. 

  • The character or fundamental values of a person, people, culture, or movement. 

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