hostility

There was obvious hostility between the two neighbors after their argument about the fence.

(Chinese) 在关于篱笆的争吵之后，两个邻居之间显然存在着敌意。

The treaty was signed to end years of open hostility between the two nations.

(Chinese) 条约的签署是为了结束两国多年来的公开敌对状态。