This is the 558th most frequent Dutch word.
duur
"duur" – expensive; duration
Here, "duur" is an adjective describing the cost or price of an item, indicating high expense.
De auto is erg duur.
The car is very expensive.
In this sentence, "duur" is used as a noun that refers to the amount of time something lasts or takes.
De duur van deze film is twee uur.
The duration of this movie is two hours.
In this context, "duur" serves as an adjective to emphasize the costliness of the subject, maintaining its descriptive role.