contradict / ?k?ntr??d?kt / v. 否認；反駁

=＋

He was afraid to contradict her.

他不敢反駁她。

contrary / ?k?ntr?ri / a. 相反的

=＋

The car is driving in a contrary direction. 汽車正朝著相反的方向行駛。

controversial / ?k?ntr??v???l /a. 具爭議性的

=＋＋

This is a controversial topic. 這是一個有爭議的話題。

counteract / ?ka?nt?r??kt / v. 起反作用；抵消；中和

＋

He did his best to counteract it. 他盡力抵制它。

counterattack / ?ka?nt?r ?t?k / n. 反擊；反攻

=＋

We launched a counterattack.

我們發起了反攻。