Zest

Definition:

(n.) A piece of orange or lemon peel, or the aromatic oil which may be squeezed from such peel, used to give flavor to liquor, etc.
(n.) Hence, something that gives or enhances a pleasant taste, or the taste itself; an appetizer; also, keen enjoyment; relish; gusto.
(n.) The woody, thick skin inclosing the kernel of a walnut.
(v. t.) To cut into thin slips, as the peel of an orange, lemon, etc.; to squeeze, as peel, over the surface of anything.
(v. t.) To give a relish or flavor to; to heighten the taste or relish of; as, to zest wine.

Compare zest with other words:

enthusiasm vs. zest

passion vs. zest

zest vs. zestiness

communism vs. zest

system vs. zest

fervor vs. zest

scrape vs. zest

walnut vs. zest

kernel vs. zest

relish vs. zest

garnish vs. zest

citrus vs. zest

orange vs. zest