hortatory vs incitative

hortatory

noun
  • That which exhorts, incites, or encourages. 

  • Exhortation or advice; incitement; encouragement. 

adj
  • Giving exhortation or advice; encouraging. 

incitative

noun
  • A provocative; an incitant; a stimulant. 

adj
  • inciting 

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