cohortative vs exhortative

cohortative

noun
  • The cohortative mood. 

adj
  • Inflected to express plea, insistence, imploring, self-encouragement, wish, desire, intent, command, purpose, or consequence. 

  • Encouraging. 

exhortative

noun
  • The exhortative mood. 

adj
  • Inflected hortative verb form that a speaker uses to avidly encourage a listener. 

  • Appearing to exhort; in an urging manner. 

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