zealous

a.热心的，积极的

yucca, yuck, yucky, Yugoslavia, Yugoslavian, yule, yule-log, yum-yum, yummy, yuppie, z, Z, z, zanily, zaniness, zany, zap, zappy, zeal, zealot, zealotry, zealously, zebra, zebra crossing, zed, Zeitgeist, Zelda Teplitz, Zen, zenith, zephyr, Zeppelin, zero, zero growth, zero-hour, zero-rated, zest, zestful, zestfully, zig-zag, zigzag, zillion,