auxiliary vs cohortative

auxiliary

adj
  • Helping; giving assistance or support. 

  • Supplementary or subsidiary. 

  • Held in reserve for exceptional circumstances. 

  • Of a ship, having both sails and an engine. 

  • Relating to an auxiliary verb. 

noun
  • A person or group that acts in an auxiliary manner. 

  • An auxiliary verb. 

  • A marching band colorguard. 

  • A sailing vessel equipped with an engine. 

cohortative

adj
  • Encouraging. 

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

noun
  • The cohortative mood. 

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