catachresis vs locution

catachresis

noun
  • A misuse of a word; an application of a term to something which it does not properly denote. 

  • Such a misuse involving some similarity of sound between the misused word and the appropriate word. 

  • A misapplication or overextension of figurative or analogical description; a wrongly applied metaphor or trope. 

locution

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

  • 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. 

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

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