discourse vs remark

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. 

remark

noun
  • An expression, in speech or writing, of something remarked or noticed; a mention of something 

  • make a remark 

  • A casual observation, comment, or statement 

  • An act of pointing out or noticing; notice or observation. 

verb
  • To express in words or writing; to state, as an observation. 

  • To make a remark or remarks on, to comment on (something). 

  • To pay heed to; notice; to take notice of, to perceive. 

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