caconym vs catachresis

caconym

noun
  • An incorrect name for something, especially in taxonomic classification. 

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. 

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