Boko vs boo

Boko

noun
  • A member of the Boko people. 

name
  • Boko Haram. 

  • A district in the Pool region of southeastern Republic of the Congo. 

  • A people of Benin and Nigeria. 

  • The Latin script alphabet used for the Hausa language. 

  • A town in the Niangoloko Department, Comoé Province, in southwestern Burkina Faso. 

  • A Mande language spoken by the Boko people. 

boo

noun
  • A close acquaintance or significant other. 

  • Cannabis. 

  • A derisive shout made to indicate disapproval. 

  • A tail feather from an ostrich. 

intj
  • Used ironically in a situation where one had the opportunity to scare someone by speaking suddenly. 

  • A loud exclamation intended to scare someone, especially a child. Usually used when one has been hidden from the victim and then suddenly appeared unexpectedly. 

  • An exclamation used by a member or many members of an audience, as at a stage play or sports game, to indicate derision or disapproval of what has just occurred. 

verb
  • To shout extended boos derisively. 

  • To shout extended boos at, as a form of derision. 

  • To defecate. 

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