affiliate vs herd

affiliate

verb
  • To attach (to) or unite (with); to receive into a society as a member, and initiate into its mysteries, plans, etc. 

  • To adopt; to receive into a family as one's offspring 

  • To connect in the way of descent; to trace origin to. 

  • to bring or receive into close connection; to ally. 

  • To fix the paternity of 

noun
  • Someone or something, especially, a television station, that is associated with a larger, related organization, such as a television network; a member of a group of associated things. 

herd

verb
  • To associate; to ally oneself with, or place oneself among, a group or company. 

  • To manage, care for or guard a herd 

  • To act as a herdsman or a shepherd. 

  • To unite or associate in a herd 

  • To move or drive a herd. 

  • To unite or associate in a herd; to feed or run together, or in company. 

  • To form or put into a herd. 

noun
  • A number of domestic animals assembled together under the watch or ownership of a keeper. 

  • Any collection of animals gathered or travelling in a company. 

  • A crowd, a mass of people or things; a rabble. 

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