When a common word is turned into a proper noun, the meaning is 

When a common word is turned into a proper noun, the meaning is ( ) accordingly,such as the Peninsula,which refers to the"Iberian Peninsula". 
【正确答案】：NARROWED
【题目解析】：当一个常用词变成专有名词时，它的意思也随之缩小，如半岛，指的是“伊比利亚半岛”。