peligrosos
“peligrosos” means “dangerous” in Spanish (describing multiple masculine nouns).
dangerous
Also: risky, hazardous
📝 In Action
Los animales más grandes son a menudo los más peligrosos.
A2The biggest animals are often the most dangerous ones.
Eviten esos caminos. Son muy peligrosos debido a las rocas.
B1Avoid those roads. They are very dangerous due to the rocks.
Algunos deportes extremos son considerados peligrosos para la salud.
B2Some extreme sports are considered hazardous to health.
✏️ Quick Practice
Quick Quiz: peligrosos
Question 1 of 1
Which sentence correctly uses the word 'peligrosos'?
📚 More Resources
👥 Word Family▼
📚 Etymology▼
This word comes from the Latin word *periculum*, which meant 'trial,' 'risk,' or 'danger.' It passed into Spanish as the noun *peligro* (danger), and 'peligroso' was formed simply by adding the ending to mean 'full of danger.'
First recorded: Medieval Spanish
Cognates (Related words)
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Frequently Asked Questions
What is the singular form of 'peligrosos'?
The singular form is 'peligroso' (masculine) or 'peligrosa' (feminine). You use these forms when describing just one thing.
How do I make 'peligrosos' feminine?
To describe feminine plural nouns (like 'serpientes'), you change the 'o' to 'a' and keep the 's': 'peligrosas'. The base word is 'peligro,' and the ending changes to match the noun.