【词根含义】：土地;恐惧

【词根来源】：来源于拉丁语名词terra, -ae, f(土地)和动词terreo, -ere, -ui, -itus(恐惧)。

【同源单词】：Mediterranean, terrain, terraqueous, terrible, terribly

【来源及含义】Latin: frightful, fearful; fear; fright; literally, causing terror

【相关描述】Don't confuse this element with other words that are spelled in a similar way; such as, terrestrial, territory.

【同源单词】bioterror, bioterrorism, bioterrorist, deter, deterrent, deterrently