1. Using metaphors and imagery: Romeo compares Juliet to the sun, saying she is "more fair than the sun," and to a precious jewel, saying she is "a jewel hung in the ear of night." These comparisons convey the intensity of his feelings for her and suggest that she is beyond compare.
2. Hyperbole: Romeo also uses hyperbole to express his emotions, exaggerating the beauty and power of Juliet's love. He says that she "doth teach the torches to burn bright" and that her beauty "makes me think of all the world as naught." These exaggerations emphasize the depth of his feelings and the extent to which he is captivated by her.
3. Rhetorical questions: Romeo poses rhetorical questions to express his confusion and awe at Juliet's beauty. He asks, "What light through yonder window breaks?" and "Is it some meteor that the sun exhales?" These questions reflect his uncertainty about what he is seeing and his sense that Juliet is something extraordinary and otherworldly.
4. Wordplay: Romeo uses wordplay to express his joy at seeing Juliet and his longing for her. He says that her name "is a word of woe" because it makes him think of her separation from him, but he also says that it is "a word of joy" because it fills him with hope. This wordplay highlights the complexity of his emotions and his struggle between desire and despair.
5. Alliteration: Romeo uses alliteration to emphasize certain sounds and create a sense of rhythm and musicality in his speech. For example, he uses the "l" sound in the line, "But, soft, what light through yonder window breaks." This alliteration helps to create a sense of hushed wonder and anticipation, drawing attention to the moment of discovery and Juliet's entrance.
Overall, Romeo's expressions of emotion when he spies Juliet above combine metaphor, imagery, hyperbole, rhetorical questions, wordplay, and alliteration to create a rich and dynamic portrait of his feelings. These expressions convey his intense love and desire for Juliet, his sense of awe and wonder at her beauty, and his longing for her to reciprocate his feelings.