This is the 7303rd most frequent Korean word.
지효
"지효" is a Korean given name and does not have a specific meaning without its Hanja (Chinese character) context. Its meaning depends on the chosen Hanja.
In this sentence, '지효' is used as a proper noun referring to a specific person's name.
지효는 열심히 공부하고 있어요.
Jihyo is studying hard.
Here, '지효' serves as an example of a person whose characteristics are being admired.
저는 지효처럼 성실한 사람이 되고 싶어요.
I want to become a diligent person like Jihyo.
In this context, '지효' is used possessively to indicate ownership of the book.