Synonyms for Zesty (same or very similar meaning)
WordNet sense 1 (having an agreeably pungent taste):
piquant, savory, spicy, savouryWordNet sense 2 (pleasing to the sense of taste):
tastyWordNet sense 3 (marked by spirited enjoyment):
yeasty, zestful, barmyWordNet sense 4 (displaying animation, vigor, or liveliness):
spiritedFrom the ODE community, based on WordNetadd/edit