争【zhēng】
1. contend; vie; strive 2. controversy; argue; contend; skirmish
[动] 1、力求获得,互不相让 2、在讨论或辩论中,各人坚持自己意见

北京争到了2008年的奥运会举办权。
Beijing won her chance to host the 2008 Olympic Games.

这件事已经决定了,你们不用再争了。
This matter is already settled. There should be no more arguing between you.
争吵【zhēng chǎo】
1. quarrel; argue 2. strife; brawl; quarrel; dispute; dustup
[动] 1、进行的口头上的争论 [名] 2、口角

他和妻子为琐事又争吵起来。
He quarreled with his wife again over trifles.

他与同事的争吵快要上升到武力的阶段了。
The quarrel between him and his colleague nearly developed into a fight.
争端【zhēng duān】
an apple of discord; dispute; controversy; conflict
[名] 发生争论、矛盾的事情或原因

人人都担心,两国间的边境争端将以一场战争告终。
Everyone feared that the boundary dispute between the two countries would culminate in a war.