gustable vs zestful

gustable

adj
  • Pleasant to the taste; toothsome; savory. 

  • Having a taste; capable of being tasted. 

noun
  • Something edible. 

zestful

adj
  • Having a spirited love of life; ebullient. 

  • Eager, enthusiastic. 

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