calamity
n. 災難；不幸事件
eg. Even a greater natural calamity cannot daunt us.
再大的自然災害也壓不垮我們。

catastrophe
n. 大災難；大禍
eg. He is teetering on the edge of catastrophe.
他在大災難的邊緣徘徊。

casualty
n. 意外事故；傷亡人員
eg. They rushed her to Casualty but she was dead on arrival.
他們趕緊把她送到急救室,但是她剛到那兒就死了。

accord
vt. 使一致；給予
eg. He was accorded the praise due him.
他受到了應有的表揚。

abrogation
n. 廢除；取消
eg. Measures for the abrogation shall be stipulated by the State Council.
廢除的辦法由國務院制定。

covenant
n. 契約，盟約
eg. He signed a covenant against under letting the premises.
他簽署了一個反對廉價出租屋的契約。