This is the 5509th most frequent Spanish word.
peligrosos
Dangerous.
The word 'peligrosos' is used as an attributive adjective to describe the noun 'animales,' indicating that these animals possess a dangerous quality.
Los animales peligrosos deben ser tratados con precaución.
Dangerous animals must be handled with care.
Here, 'peligroso' (the masculine singular form of 'peligrosos') is used as a predicate adjective to describe the noun 'comportamiento,' emphasizing a detrimental characteristic in the given situation.
Ese es un comportamiento muy peligroso en estas circunstancias.
That is very dangerous behavior in these circumstances.
In this sentence, 'peligrosos' is employed as an attributive adjective modifying 'trabajos,' signifying tasks that entail risk.