Here are some examples:
* Actor: A person who acts in a play, movie, or television show.
* Teacher: A person who teaches.
* Writer: A person who writes.
* Generator: A device that generates electricity.
* Elevator: A device that elevates objects.
The suffix "-or" can also indicate:
* The result of an action: For example, "tumor" (a swelling or growth).
* Something that resembles or is related to something else: For example, "inferior" (lower in rank or quality).
It's important to note that:
* Not all words ending in "-or" follow these rules. Some words have different origins or meanings.
* The suffix "-or" is often used in conjunction with other suffixes, like "-er" and "-ist."
Ultimately, the meaning of "-or" can vary depending on the context. However, it is usually related to the action or function of the noun it is attached to.