What does Juliet do when the nurse curses romeo for tybalts death?

When the Nurse curses Romeo for Tybalt's death, Juliet responds with anger and reproach. She defends Romeo and accuses the Nurse of being disloyal and ungrateful. Juliet reminds the Nurse of all the good things that Romeo has done for her and expresses her deep love for him. She also warns the Nurse that if she continues to speak ill of Romeo, she will no longer be welcome in Juliet's presence. Juliet's reaction demonstrates her strong feelings for Romeo and her willingness to stand up for him, even when it means confronting someone she loves and trusts.