KEY: Zephyr.
SYN: West wind, mild breeze, gentle wind.
ANT: Gale, furious wind.
=
KEY: Zero.
SYN: Naught, cipher, nothing.
ANT: Something, an existence, creature.
=
KEY: Zest.
SYN: Flavor, appetizer, gusto, gust, pleasure, enjoyment, relish, sharpener, recommendation, enhancement.