* Verb: This is the most common use of "stand." It means to be upright on one's feet.
* Example: "I stand tall."
* Noun: This means a position or place.
* Example: "Take a stand on this issue."
* Adjective: This means being upright or vertical.
* Example: "The building has a standing roof."
Let me know if you have a specific sentence in mind, and I can help you identify the part of speech for "stand" in that context!