Hoo-Hoo vs boo-boo

Hoo-Hoo

noun
  • A member of Hoo-Hoo. 

boo-boo

noun
  • Feces. 

  • A minor injury, such as a cut or a bruise. 

  • A mistake or error. 

verb
  • To defecate. 

  • To make a mistake. 

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