1. Structure: A Shakespearean sonnet consists of 14 lines. However, the rhyme scheme and line structure vary based on the type of sonnet.
2. Language: Shakespearean sonnets are written in iambic pentameter, which means they have 10 syllables per line, with the stressed syllables falling on the first and fifth beats. The sonnets also use figurative language, such as similes, metaphors, and personification, to create vivid imagery.
3. Themes: Shakespeare's sonnets explore a wide range of themes, including love, loss, friendship, time, and mortality. They often express the poet's personal feelings and emotions, and they can be interpreted on multiple levels.