1. Repetition of words and phrases: The poet uses repetition to create a sense of urgency and intensity. For instance, the phrase "And all night long we have not stirred" is repeated multiple times throughout the poem.
2. Repetition of sounds: The poet uses alliteration and assonance to create a musical effect in the poem. For example, the repetition of the "L" sound in lines like "And lingeringly listen, and leaning her head on my breast" creates a soothing, almost hypnotic effect.
3. Repetition of actions: The poem describes the speaker's actions in a repetitive manner, emphasizing his obsession and desire for Porphyria. For example, the speaker repeatedly describes Porphyria's golden hair, her pale face, and the act of wrapping her hair around his neck.
4. Repetition of images: The poem contains recurring imagery related to death, blood, and erotic desire. For instance, the speaker mentions Porphyria's "strangled" hair, her "faint small knot of blood," and his own "burning" gaze.
5. Repetition of themes: The poem repeatedly explores themes of love, possession, and obsession. The speaker's overwhelming desire for Porphyria drives him to commit murder, and the poem ends with him repeatedly exclaiming his love for her.
Overall, the use of repetition in "Porphyria's Lover" contributes to the poem's intense and claustrophobic atmosphere, reflecting the speaker's state of mind and his obsessive love for Porphyria.