Figures of speech are expressive language tools that enhance writing and speaking by adding creativity and depth. They include techniques like metaphor, simile, and personification, which help convey ideas in vivid and imaginative ways. For example, a metaphor compares two unrelated things directly, while a simile uses "like" or "as" to make a comparison. These devices can make descriptions more engaging and relatable. Using figures of speech can also evoke emotions and paint clearer pictures in the reader's or listener's mind. They are commonly found in literature, poetry, and everyday conversation, making language more dynamic and interesting. By employing these techniques, writers and speakers can communicate complex ideas more effectively.