ape vs orangutan

ape

noun
  • A primate of the clade Hominoidea, generally larger than monkeys and distinguished from them by having no tail. 

  • Any such primate other than a human. 

  • One who apes; a foolish imitator. 

  • An uncivilized person. 

adj
  • Wild; crazy. 

verb
  • To imitate or mimic, particularly to imitate poorly. 

  • To behave like an ape. 

orangutan

noun
  • Any of three species of arboreal anthropoid ape, characterised by their shaggy reddish-brown coat and long arms, which comprise the genus Pongo; Pongo pygmaeus of Borneo, Pongo abelii of Sumatra or Pongo tapanuliensis of South Tapanuli (in Sumatra). 

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