normative vs vernacular

normative

adj
  • Of or pertaining to a norm or standard. 

  • Conforming to a norm or norms. 

  • Attempting to establish or prescribe a norm. 

noun
  • A regulation imposed to preserve a norm. 

vernacular

adj
  • Of or pertaining to everyday language, as opposed to standard, literary, liturgical, or scientific idiom. 

  • Of or related to local building materials and styles; not imported. 

  • Connected to a collective memory; not imported. 

  • Belonging to the country of one's birth; one's own by birth or nature. 

noun
  • Language unique to a particular group of people. 

  • A style of architecture involving local building materials and styles, not imported. 

  • A language lacking standardization or a written form. 

  • Everyday speech or dialect, including colloquialisms, as opposed to standard, literary, liturgical, or scientific idiom. 

  • Indigenous spoken language, as distinct from a literary or liturgical language such as Ecclesiastical Latin. 

  • The language of a people or a national language. 

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