区别就是两者词性是不一样，具体的不同如下
terrible中文意思是adj. 糟糕的，令人极为不快的；极度的，极其严重的；劣质的，很差劲的；可怕的，骇人的；生病的，不高兴的；危害极大的，造成极大伤害的
I often have terrible nightmares.
terrify中文意思是v. 使害怕，使恐惧
Their movements through the region were calculated to terrify landowners into abandoning their holdings.
