There is one of the most commonly used words in English with multiple meanings:
1. As an adverb indicating a place: "Put the book there on the table."
2. Used to introduce a sentence: "There is a cat on the roof."
3. Used for emphasis: "You, there! Come here!"
4. In expressions: "There, there" (used to comfort someone)
5. As a pronoun: "I've been there before" (referring to a place)