This is the 18403rd most frequent Korean word.
승재현
"승재현" is a proper noun, typically used as a Korean name, and does not have a specific definition beyond its use as a person's name.
Here, '승재현' is used as a proper noun referring to a person's name, acting as the subject of the verb.
승재현은 공부를 열심히 합니다.
Seung Jaehyun studies diligently.
In this sentence, '승재현' functions as the indirect object of the verb, indicating the recipient of the gift.
승재현에게 선물을 주었습니다.
I gave a gift to Seung Jaehyun.
Here, '승재현' is used to draw a comparison, suggesting that someone resembles Seung Jaehyun in some way.