chimpanzee vs primate

chimpanzee

noun
  • A member of the genus Pan, including the bonobo which is also known as the pygmy chimpanzee. 

  • Pan troglodytes, a species of great ape in the genus Pan, native to Africa, and believed by biologists to be the closest extant relative to humans along with the bonobo. 

primate

noun
  • A mammal of the order Primates, including simians and prosimians. 

  • In the Anglican Church, an archbishop, or the highest-ranking bishop of an ecclesiastic province. 

  • A simian anthropoid; an ape, human or monkey. 

  • In the Catholic Church, a rare title conferred to or claimed by the sees of certain archbishops, or the highest-ranking bishop of a present or historical, usually political circumscription. 

  • In the Orthodox Church, the presiding bishop of an ecclesiastical jurisdiction or region. Usually, the expression primate refers to the first hierarch of an autocephalous or autonomous Orthodox church. Less often, it is used to refer to the ruling bishop of an archdiocese or diocese. 

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