This is the 3623rd most frequent French word.
lou
"Lou" is a French given name, often used as a diminutive for "Louis" or "Louise."
Here, 'Lou' is used as a proper noun, a given name.
Lou est un prénom charmant.
Lou is a charming name.
In this sentence, 'Lou' is used to refer to a character's name within a context of a story.
Le personnage de Lou dans ce livre est fascinant.
The character of Lou in this book is fascinating.
Here, 'Lou' is utilized again as a proper noun to identify an individual.