discourse vs legalese

discourse

noun
  • Expression in words, either speech or writing. 

  • A formal lengthy exposition of some subject, either spoken or written. 

  • An institutionalized way of thinking, a social boundary defining what can be said about a specific topic (after Michel Foucault). 

  • Any rational expression, reason. 

verb
  • To exercise reason; to employ the mind in judging and inferring; to reason. 

  • To engage in discussion or conversation; to converse. 

  • To write or speak formally and at length. 

legalese

noun
  • Wordy, ostentatious talk or writing that resembles legal writing, especially when confusing to laypeople; bureaucratese; officialese. 

  • Technical jargon common in the legal profession, the argot of lawyers. 

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