collapse
词根词缀：
collapse v. 倒塌；崩溃
col 共同 + laps 滑，滑走 + e → 一起滑落 → 倒塌
elapse v. （时光）流逝
e 加强 + laps 滑，滑走 + e → 滑走 →〔时光〕流逝
lapse v. 堕落；犯错误
laps 滑，滑走 + e → 堕落；犯错误
lapse n. 失误，差错
lapsed adj. 不再使用的；过时的
laps 滑，滑走 + ed 表形容词 → 从潮流中溜过 → 过时的
relapse v. （病）复发；（罪）累犯
re 重新 + laps 滑，滑走 + e → 重新滑落 →〔病〕复发
数据来源：新东方英语词汇速记大全
相关例句：
One ant hole may cause the collapse of a thousand-li dyke.
千里之堤，溃于蚁穴。
Their economy is teetering on the brink of collapse
他们的经济徘徊在崩溃的边缘。
These bandits are just a disorderly mob and will collapse at the first blow.
这些土匪是一群乌合之众，不堪一击。
It was also felt that the collapse of the system opened up new possibilities
人们也认为这一制度的崩溃带来了各种新的可能性。
The collapse of the Iron Curtain had immediate impact on the lives of everyone in Germany.
铁幕的崩溃对每个德国人的生活都产生了直接的影响。
He was short of cash after the collapse of his business.
在公司倒闭后，他手头缺少现金。