B2 noun /ɪnˈsaɪdə/
insider
अंदरूनी सदस्य
Meaning
a person within a group or organization who has access to confidential information
Example
He was an insider who knew all the company's secrets.
वह एक अंदरूनी सदस्य था जो कंपनी के सभी राज़ जानता था।