This is the 9529th most frequent French word.
décrépitude
Advanced state of decay or deterioration.
The word "décrépitude" is used to describe the physical deterioration of the house.
La maison abandonnée tombait en décrépitude.
The abandoned house was falling into decay.
Here, "décrépitude" metaphorically refers to cognitive decline associated with aging.
La décrépitude mentale peut être un effet du vieillissement.
Mental decay can be an effect of aging.
In this sentence, "décrépitude" is utilized to express a decline in moral standards within society.