How to Say "idiotic" in Spanish
The most common Spanish word for “idiotic” is “estúpido” — use this common adjective to describe something extremely foolish or lacking sense, often referring to ideas or actions..
estúpido
Examples
Esa fue una idea estúpida.
That was a stupid idea.
idiota
/ee-dee-OH-tah//iˈðjota/

Examples
Fue una decisión idiota vender el coche.
It was an idiotic decision to sell the car.
Me hizo una pregunta totalmente idiota.
He asked me a totally stupid question.
An Adjective That Doesn't Change Its Ending
'Idiota' is special because its ending doesn't change for masculine or feminine things. It's always 'idiota'. For example: 'un plan idiota' (a stupid plan) and 'una idea idiota' (a stupid idea).
Trying to Make it Masculine
Mistake: “Quiso hacer un chiste idioto.”
Correction: Say 'un chiste idiota'. The word 'idiota' always ends in '-a', even when it's describing a masculine noun.
cretino
/kreh-TEE-noh//kɾeˈtino/

Examples
Fue una idea cretina cruzar la calle sin mirar.
It was an idiotic idea to cross the street without looking.
Su actitud cretina nos hizo perder el autobús.
His stupid attitude made us miss the bus.
Adjective Agreement
As an adjective, 'cretino' must match the noun it describes in both number (singular/plural) and gender (masculine/feminine). E.g., 'decisiones cretinas' (plural, feminine).
Using 'ser' vs. 'estar'
Mistake: “Using 'Está cretino' (He is temporarily acting stupid).”
Correction: Use 'Ser': 'Es cretino' (He is inherently/always an idiot). Traits that are considered defining characteristics usually use the verb 'ser'.
imbéciles
Examples
Tomaron decisiones muy imbéciles.
They made very stupid decisions.
Estúpido vs. Idiota
Learn Spanish with Inklingo
Interactive stories, personalized learning, and more.

