This is the 6045th most frequent French word.
dusty
The French word "dusty" translates to "covered with dust" in English.
Here, 'dusty' ('poussiéreux') is used as an adjective describing the state of the book, indicating it is covered with dust.
Le vieux livre sur l'étagère est poussiéreux.
The old book on the shelf is dusty.
In this sentence, 'dusty' ('poussiéreux') again serves as an adjective, describing the general state of cleanliness in the apartment.
Mon appartement devient très poussiéreux sans nettoyage régulier.
My apartment becomes very dusty without regular cleaning.
In this example, 'dusty' ('poussiéreuse') metaphorically describes the mood or atmosphere of the house, extending the meaning to evoke a sense of age and neglect.