boo-boo vs nonpositive

boo-boo

noun
  • A mistake or error. 

  • Feces. 

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

verb
  • To defecate. 

  • To make a mistake. 

nonpositive

noun
  • Any value that is not positive. 

adj
  • Not positive; either zero or negative. 

  • Not positive. 

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