hey

Explanation

1. hey
An exclamation uttered when the speaker is surprised or exhilarated.

2. hey
A word used by an adult to refer to or address a child, or used by one to refer to or address others of similar age.

Examples
얘 이게 무슨 일이야!
얘! 차도로 가면 위험해!
얘, 언제 왔니? 깜짝 놀랐다

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