secession

/sɪˈseʃn/📚 15234 1
The secession of a region or group from the country or larger group to which it belongs is the action of formally becoming separate. (从国家或大集团中正式的)脱离

noun [抽象名词]脱离;分离

Its agreed secession would not be unprecedented.
这种双方同意的分离并非史无前例。

secession

-sion ⌜ 表示某种行为、状态或结果 - indicating an action, state, or result ~ ⌟
单词造句:
网友用“Secession”造句精选
...the Ukraine's secession from the Soviet Union. ...乌克兰之退出苏联。
A majority of the delegates refused to vote for secession. 绝大多数代表拒绝为脱离联邦而投票。