This is the 11276th most frequent French word.
quelconque
Ordinary, unremarkable, or any.
Here, 'quelconque' is used in a negative construction to highlight that the building has unique or special characteristics by rejecting its ordinariness.
Ce bâtiment n'est pas quelconque, il a une histoire intéressante.
This building is not ordinary; it has an interesting history.
In this example, 'quelconque' is used to mean 'any one', expressing that no particular choice is favored over others.
Tu peux choisir une option quelconque parmi celles proposées.
You can choose any option among those offered.
In this context, 'quelconque' is used to describe the book as being ordinary or not special, emphasizing its arbitrary nature.