This is the 6896th most frequent French word.
louisa
"Louisa" is not a standalone French word; it is a personal name.
Here, 'Louisa' is used as the proper noun referring to a person's name.
Louisa est une personne très gentille.
Louisa is a very kind person.
In this sentence, 'Louisa' identifies an individual being discussed, serving as a proper noun.
Connais-tu Louisa, la nouvelle collègue?
Do you know Louisa, the new colleague?
Here, 'Louisa' is the subject of the sentence, used as a proper noun to specify who is performing the action.