슬며시

gently

Explanation

1. gently
In a gentle manner that someone behaves so that other people will not notice.

2. lightly
In a slow manner that an action or situation is not exposed clearly.

3. slowly
In a manner of being slow and secretive.

Examples
슬며시 건네다
슬며시 끼어들다
슬며시 나가다

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