auspicate vs forecast

auspicate

verb
  • To foreshow; to foretoken. 

  • To give a favorable turn to in commencing; to inaugurate; -- a sense derived from the Roman practice of taking the auspicium, or inspection of birds, before undertaking any important business. 

adj
  • Auspicious. 

forecast

verb
  • To foreshadow; to suggest something in advance. 

  • To estimate how something will be in the future. 

noun
  • exacta 

  • An estimation of a future condition. 

  • A prediction of the weather. 

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