institutional vs procedural

institutional

adj
  • Arising from the practice of an institution. 

  • Of, pertaining to, characteristic of, or organized along the lines of an institution. 

  • Elementary; rudimentary. 

  • Instituted by authority. 

procedural

adj
  • Related to procedure. 

  • Generated by means of a procedure, rather than being designed. 

noun
  • A type of literature, film, or television program involving a sequence of technical detail. 

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