giggle vs yuck

giggle

noun
  • A high-pitched, silly laugh. 

  • Fun; an amusing episode. 

verb
  • To laugh gently in a playful, nervous, or affected manner. 

yuck

noun
  • The sound made by a whole-hearted laugh. 

  • Something disgusting. 

intj
  • Uttered to indicate disgust usually toward an objectionable taste or odour. 

verb
  • To say "yuck"; to express disgust. 

  • To vomit or gag; 

  • fuck. 

  • To laugh or joke. 

  • To yank or grab. 

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