Correct

断交

/ duànjiāo / 
Strokes

Definition

to end a relationship/to break off diplomatic ties

Example

As a Verb

break off (diplomatic) relations/ties (with)

1
Liǎng
两
guó
国
yīn
因
biānjiè
边界
chōngtū
冲突
ér
而
duànjiāo
断交
  
。

The two countries broke off diplomatic relations after a border conflict.

2
Yú
与
péngyou
朋友
duànjiāo
断交

sever ties with a friend