* Verb: This is the most common usage. Examples: "I run every morning." "The dog ran after the ball."
* Noun: It can refer to an act of running, a series of events, or a score in sports. Examples: "He took a long run." "The team is on a winning run." "The score is 10-0 in favor of the home team, with one run scored in the top of the 8th."
* Adjective: It can describe something as "being in operation or motion." Example: "The engine is run."
Let me know if you'd like to explore other examples!