no debe

must not

→ no
phrase Common #7,406
must not Used to express prohibition or strong advice. Often followed by an infinitive.
SP: No debes tocar eso.
EN: You must not touch that.

Eso no debe suceder.

That must not happen.

No debe mentir.

You must not lie.

— Vivir (1952)

Usted no debe dejarlo, hay un infierno de talento.

You shouldn’t let him go—there’s a hell of a lot of talent there.

— Intocable (2011)

No debe rendirse tan fácilmente, tampoco.

He shouldn't give up so easily, either.

— Malcolm X (1992)

Este trabajo no debe tomar más de un par de horas.

This task shouldn’t take more than a couple of hours.

Ella no debe verlo.

She mustn't see him.

— Parásitos (2019)

No debe tardar mucho.

It shouldn't take long.

— Buena suerte, pásalo bien, no mueras (2026)

No debe verla.

You shouldn't see her.

— “Cumbres Borrascosas” (2026)

Esto no debe volver a suceder.

This must not happen again.

— La asistenta (2025)

Un stalker no debe entrar en la Habitación.

A stalker must not enter the Room.

— Stalker (1979)

Uno no debe abusar de los animales.

One should not abuse animals.

No debe empeorar.

It shouldn't get worse.

— Buena suerte, pásalo bien, no mueras (2026)

No debe hacerlo.

You shouldn't do it.

No debe poner un pie fuera del tren.

You must not put a foot outside the train.

— Bullet Train (2022)

Usted no debe saltar a conclusiones.

You shouldn't jump to conclusions.

No debe saberlo, Marie.

She mustn't know, Marie.

— Moulin Rouge (2001)

Uno no debe confiar en este mundo.

One should not trust this world.

— El arca rusa (2002)

Calma, no debe beber tanto.

Calm down, you shouldn't drink so much.

— Comer, beber, amar (1994)

Eso no debe preocuparos.

That shouldn't worry you.

— Cuentos de Tokio (1953)

Él no debe vivir.

He should not live.

No debe llegar a América.

It must not reach America.

No debe quedarse fuera tan tarde.

He/She shouldn't stay out so late.

Padre dice que Eothen no debe montar a Darol, es muy grande para él.

Father says that Eothen shouldn't ride Darol, it's too big for him.

— El señor de los anillos: Las dos torres (2002)

No debe venir aquí.

You shouldn't come here.

— Scream 7 (2026)

No debe despertarse.

He must not wake up.

— Good bye, Lenin! (2003)

No debe hablar.

He must not speak.

— La vida es bella (1997)

La mayoría de la gente piensa que el hombre no debe comer carne humana.

Most people think that man should not eat human flesh.

Los trabajos más importantes, la gente no debe verlos nunca.

People should never see the most important work.

— Suzume (2022)

No debe saber la verdad.

He must not know the truth.

La puerta no debe dejarse abierta.

The door should not be left open.

No debe temer.

You have nothing to fear.

— El arca rusa (2002)

Un invitado no debe tratar de hacerse superior al anfitrión.

A guest should not try to make himself superior to the host.

No debe verte.

They mustn't see you.

— Jojo Rabbit (2019)

Un hijo no debe dejar sola a su madre enferma.

A son should not leave his sick mother alone.

— მონანიება (1987)

En dos días no debe quedar nada.

In two days, there should be nothing left.

— Fellini, ocho y medio (1963)

Así que pienso que el proyecto no debe acabar aquí.

So I think the project shouldn't end here.

— La ola (2008)

Un maestro premium no debe perder su tiempo.

A premium teacher should not waste their time.

— Super 30 (2019)

No debe contar a nadie lo que presenció hoy.

You must not tell anyone what you witnessed today.

— Wicked (2024)

Uno no debe burlarse de los demás.

One should not make fun of others.

No debe estar aquí.

He shouldn't be here.

Incluso un idiota como tú sabe que no debe meterse con nosotros.

Even an idiot like you knows not to mess with us.

— Los hermanos demolición (2026)

El Senado no debe pensar que los científicos no lo apoyan a usted.

The Senate must not think that scientists do not support you.

— Oppenheimer (2023)

No debe preocuparse, hablará.

You shouldn't worry; he will speak.

— Roma. Ciudad abierta (1945)

Usted no debe tenerme miedo.

You shouldn't be afraid of me.

— La ironía del destino, o goce de su baño (1976)

No debe tomarse ni baño ni ducha.

You should not take a bath or shower.

Mi madre no debe saber que estamos juntos.

My mother mustn't know that we're together.

— Lazzaro feliz (2018)

Después de nueve años no debe recordarlo.

After nine years, he probably doesn't remember it.

— El conformista (1971)

Este fiesta no debe terminar.

This party must not end.

— La dolce vita (1960)