Why does Janie hate Nanny at the end of the book?

At the end of the book, Janie feels a deep resentment toward Nanny because she believes Nanny's actions have stifled her pursuit of true love and personal freedom. Nanny's decision to prioritize security and social status over Janie's happiness leads to a profound sense of betrayal. Janie recognizes that Nanny's sacrifices were driven by her own difficult experiences, but she is ultimately frustrated that these sacrifices have constrained her own life choices. This conflict represents Janie's struggle to forge her own identity and destiny, separate from the generational expectations placed upon her.