This is the 9212th most frequent French word.
convalescents
People recovering from illness or medical treatment.
In this sentence, 'convalescents' is used as a plural noun referring to individuals recovering from an illness.
Les convalescents se promènent dans le jardin du sanatorium.
The convalescents walk in the sanatorium's garden.
Here, 'convalescents' is again a plural noun, specifying the population for whom the center is intended.
Un centre de repos a été aménagé pour accueillir les convalescents.
A rest center has been set up to accommodate the convalescents.
In this context, 'convalescents' maintains its role as a noun, indicating the individuals receiving care.