"Εσύ" is a Greek word that translates to "you" in English. It is commonly used in everyday conversation to address someone directly. The term is essential in both formal and informal contexts, allowing speakers to engage with others in a personal manner. In the context of the Greek language, "Εσύ" is often contrasted with "Εγώ," which means "I." This distinction is important in communication, as it helps clarify who is speaking and who is being addressed. Understanding these pronouns is fundamental for anyone learning Greek or exploring Greek culture.