* Adjective: Describing something having a circular shape. *Example:* "The table is round."
* Adverb: Describing movement in a circular path. *Example:* "The dancers twirled round and round."
* Preposition: Indicating a surrounding or encircling motion. *Example:* "They walked round the corner."
* Noun: A single turn or revolution. *Example:* "He took a round of applause."
Let me know if you have a specific sentence in mind and I can help you determine the part of speech for "round" in that context.