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False cognate · False friend

vicious

Does NOT mean vicioso

It means cruel / violent

Written by Bryan López, English teacher · Updated September 2026

What it's NOT

vicious does NOT translate to vicioso.

To say "vicioso" in English, use addicted / depraved.

What it IS

vicious means cruel / violent.

Why it's confused

Spanish "vicioso" describes someone with harmful vices or addictions. English "vicious" is someone violent, ruthless, or fierce. Spanish "vicioso" in English is "addicted," or you describe the specific vice.

How it's pronounced

viciousVÍ-shus

Tap the button to hear the real pronunciation.

Examples of correct use

English

It was a vicious attack.

Spanish

Fue un ataque feroz.

English

The dog has a vicious bite.

Spanish

El perro tiene una mordida feroz.

A trick to remember it

Vicious = cruel/violent. Addicted (Spanish "vicioso") = addicted.

Mini quiz

"A vicious dog" is a dog that is...

Frequently asked questions

What does "vicious" mean in English?

"Vicious" means "cruel / violent". It looks a lot like "vicioso", which is exactly why it gets confused, but they don't mean the same thing.

How do you say "vicioso" in English?

To say "vicioso" in English, use "addicted / depraved". If you use "vicious" instead, you would actually be saying "cruel / violent".

Do "vicious" and "vicioso" mean the same thing?

Spanish "vicioso" describes someone with harmful vices or addictions. English "vicious" is someone violent, ruthless, or fierce. Spanish "vicioso" in English is "addicted," or you describe the specific vice.

Other confusing false friends

  • Casualty

    Not casualidad, it's a victim of an accident or conflict

  • Gross

    Not grueso, it's disgusting / revolting

  • Injury

    Not injuria, it's a physical wound or hurt

More confusing false friends

Library, embarrassed, actually... the full list of words that look the same but mean something different.

View full list

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