olfactory vs zesty

olfactory

adj
  • Concerning the sense of smell. 

noun
  • The sense of smell. 

zesty

adj
  • Having a piquant or pungent taste; spicy. 

  • Zestful. 

  • Effeminately or flamboyantly gay. 

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