disseminate vs purvey

disseminate

verb
  • To sow and scatter principles, ideas, opinions, etc, or concrete things, for growth and propagation, like seeds. 

  • To become widespread. 

purvey

verb
  • To furnish or provide. 

  • To procure; to get. 

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