This is the 6707th most frequent French word.
kathleen
"Kathleen" is not a French word; it is an English-origin name.
In this sentence, 'Kathleen' is the proper noun representing a person's name, serving as the subject.
Kathleen est une personne très généreuse.
Kathleen is a very generous person.
Here, 'Kathleen' serves as the proper noun referring to the person being addressed by the speaker.
Je vais téléphoner à Kathleen pour lui demander son avis.
I am going to call Kathleen to ask her opinion.
In this sentence, 'Kathleen' functions as a proper noun indicating the individual who owns the dress.