How to Say "interrogation" in Spanish
The Spanish word for “interrogation” is “interrogatorio” — B2 level.

Examples
El detective inició el interrogatorio del único testigo.
The detective started the interrogation of the sole witness.
El abogado sometió al acusado a un largo y difícil interrogatorio.
The lawyer subjected the defendant to a long and difficult questioning.
El interrogatorio duró tres horas y no obtuvieron ninguna información nueva.
The questioning lasted three hours and they didn't obtain any new information.
A Formal Noun
Since 'interrogatorio' is a noun ending in -o, it is always masculine (el interrogatorio). Remember to use masculine articles and adjectives with it.
Using it for simple questions
Mistake: “Hice un interrogatorio a mi amigo sobre la película. (I did an interrogation of my friend about the movie.)”
Correction: Hice unas preguntas a mi amigo sobre la película. (I asked my friend some questions about the movie.) Use 'interrogatorio' only for formal, high-stakes questioning.
Related Translations
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