How to Say "insider" in Spanish
The Spanish word for “insider” is “enterado” — B2 level.
English → SpanishB2
NounB2informal
person with special knowledge

Examples
Ella es la enterada de la oficina, pregúntale sobre el nuevo jefe.
She is the office insider; ask her about the new boss.
Los enterados aseguran que el proyecto se retrasa.
The knowledgeable ones (insiders) assure that the project is delayed.
Adjective to Noun
In Spanish, we can often turn an adjective into a noun by adding an article (el, la, los, las). Here, 'el enterado' means 'the informed person'.
Related Translations
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