listening vs locution

listening

adj
  • Of an action that is performed with caution and attention to sounds. 

  • Of something that is used in order to hear or to improve the ability to hear. 

  • Of something or someone that listens. 

noun
  • Skill or ability of perceiving spoken language. 

  • Action of the verb listening 

  • An educational exercise involving listening 

locution

noun
  • A phrase or expression connected to an individual or a group of individuals through repeated usage. 

  • A supernatural revelation where a religious figure, statue or icon speaks, usually to a saint. 

  • The use of a word or phrase in an unusual or specialized way. 

  • Style of discourse or usage, or any particular utterance in such style. 

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