zeal
词根词缀：
jealous adj. 妒忌的
源自希腊语zealos热心，热情；对…热心却得不到，所以妒忌
zeal n. 热心
zealot n. 狂热者
zeal 热心 + ot 表人 → 狂热者
zealotry n. 狂热行为
zealot 狂热者 + ry 行为，状态，性质 → 狂热行为
zealous adj. 热心的
zeal 热心 + ous 有…性质的，关于…的 → 热心的
数据来源：新东方英语词汇速记大全
相关例句：
He is friends extremely good! Zeal without was in welcome you!
他象征着我们是最好的朋友，我们将用无比的热情来欢迎你！
He was afire with missionary zeal.
他充满了传教士般的热忱。
I appreciate your insistent belief and zeal for work.
欣赏你的坚持信念，欣赏你对工作的热忱。
He thinks that with the new zeal for money-making, a certain quality of life has been lost.
他认为由于这股新的挣钱热情，生活的某种品质已经丧失殆尽了。
Loyalty and ideological zeal rather than competence were the path to preferment. That exacerbated already difficult challenges.
效忠和意识形态的热情、而不是胜任能力，成了晋升之路，这恶化了业已艰难的挑战。
In those days, full of zeal, I made a great many parish calls.
那时候，充满着热心，我打了很多次教区的电话。