French · Emotions & Descriptions
"Dangerous" in French: dangereux / dangereuse
dangereux / dangereuse
Dangerous in French is dangereux (masculine) or dangereuse (feminine). C'est dangereux means it's dangerous. Agree with the noun: une route dangereuse.
Icy sidewalk
Attention, le trottoir est dangereux ce matin.Speak with an AI partner · 7 days free
How to pronounce dangereux / dangereuse
Say it
dahn-zhuh-RUH
/dɑ̃.ʒə.ʁø/
Dangereux: dahn-zhuh-RUH. Soft g like measure. Dangereuse ends with a clear z sound: dahn-zhuh-RUZ.
"Dangerous" in French: quick reference
| French | English | When to use |
|---|---|---|
| dangereux / dangereuse | dangerous Gender agreement. | Gender agreement. |
| c'est dangereux | it's dangerous Default warning. | Default warning. |
| trop dangereux | too dangerous Stronger caution. | Stronger caution. |
| une zone dangereuse | a dangerous area Feminine noun. | Feminine noun. |
How to use dangereux / dangereuse in real life
- 1Icy sidewalk
Attention, le trottoir est dangereux ce matin.
Careful—the sidewalk is dangerous this morning.
Masculine trottoir → dangereux.
- 2Trail advice
Cette descente est dangereuse sans bâtons.
This descent is dangerous without poles.
Feminine descente → dangereuse.
- 3Parent warning
Ces ciseaux sont dangereux pour les enfants.
These scissors are dangerous for kids.
Plural masculine form dangereux.
Mistakes English speakers make with dangereux / dangereuse
Incorrect: Une idée dangereux.
Correct: Une idée dangereuse.
Feminine nouns take dangereuse.
Incorrect: C'est dangerous.
Correct: C'est dangereux.
Use dangereux, not English.
Good to know
Signs often say danger or accès interdit more than dangereux. In speech, c'est dangereux covers everything from bad oysters to sketchy shortcuts. Tone matters—said lightly it's a joke; said flat it's a real stop.
Try it in a ChatPal conversation
Crossing a busy road
ChatPal
Ne traverse pas ici, c'est dangereux.
Don't cross here—it's dangerous.
You
Tu trouves vraiment dangereux ce passage ?
Do you really find this crossing dangerous?
ChatPal
Oui. La courbe est dangereuse, les voitures arrivent vite.
Yes. The bend is dangerous—cars come fast.
You
Ok, on descend au feu.
Okay, we'll go down to the light.
This is a sample. In ChatPal you have this conversation out loud and get feedback on what you say.
Practice this conversation in ChatPal"Dangerous" in other languages
FAQ
Common questions about "Dangerous" in French
How do you say dangerous in French?
Dangereux (m) / dangereuse (f).
How do you say it's dangerous?
C'est dangereux.
Does it change for gender?
Yes: une situation dangereuse.
How do you pronounce dangereux?
dahn-zhuh-RUH.
Learn a word, then use it out loud
- Step 1: See it in context
- Step 2: Say it out loud
- Step 3: Get feedback
- Step 4: Use it in real scenarios
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