boo vs howl

boo

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

  • To shout extended boos derisively. 

  • To defecate. 

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. 

noun
  • Cannabis. 

  • A derisive shout made to indicate disapproval. 

  • A close acquaintance or significant other. 

  • A tail feather from an ostrich. 

howl

verb
  • To utter a sound expressive of pain or distress; to cry aloud and mournfully; to lament; to wail. 

  • To make a noise resembling the cry of a wild beast. 

  • To utter a loud, protracted, mournful sound or cry, as dogs and wolves often do. 

  • To utter with outcry. 

noun
  • Any similar sound. 

  • A prolonged cry of distress or anguish; a wail. 

  • The protracted, mournful cry of a dog, wolf or other canid; also of other animals. 

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