mouthwatering vs yum

mouthwatering

adj
  • That is pleasing to the sense of taste; appetizing; that makes one salivate. 

  • Enticing or tantalizing. 

yum

adj
  • Delicious. 

intj
  • Indicating delight at the flavor of food. 

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