> ...admit I had to look gustatory system up: it's the biological term for the system behind the sense of taste. Ah, that must be why I consume pies with gusto

> ...admit I had to look gustatory system up: it's the biological term for the system behind the sense of taste. Ah, that must be why I consume pies with gusto. Yup, Wiktionary confirms: "Borrowed from Italian gusto, from Latin gustus (“tasting”). Doublet of cost."