Suggests she is confused as a 'tyrant' is somebody antagonistic and not typically 'Beautiful' but because of Romeo who she views as handsome yet also someone who has committed the act of killing her cousin which should make her hate him, but she cannot do so which leads to her inner conflict
Expresses Juliet's power and rebelling against her parents and the restrictions in a patriarchal society which she is released from due to the power of her love for Romeo