iconic vs presentational

iconic

adj
  • Representing something; symbolic. 

  • Distinctive, characteristic, indicative of identity. 

  • Relating to, or having the characteristics of, an icon. 

  • Famously and distinctively representative of its type. 

presentational

adj
  • Of, or pertaining to, presentation(s). 

noun
  • A clause using existential "there" with a verb other than a form of "be", as in "There followed a brief silence". 

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