yawp vs yoo hoo

yawp

verb
  • clamor, utter loud complaints 

  • to yelp, or utter a sharp cry, as in intense pain, or another raucous noise 

  • to talk loudly and coarsely 

noun
  • loud or coarse talk 

  • a yelp or bark 

yoo hoo

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