Nouns:
* Actor: Someone who performs in a play or film.
* Advisor: Someone who gives advice.
* Animator: Someone who creates animated films or videos.
* Author: Someone who writes books.
* Bachelor: An unmarried man.
* Conductor: Someone who leads an orchestra or choir.
* Contractor: Someone who agrees to provide services for a specific price.
* Director: Someone who manages a film, play, or other project.
* Doctor: A person qualified to practice medicine.
* Editor: Someone who prepares written material for publication.
* Governor: The head of a state or province.
* Investor: Someone who puts money into a company or project.
* Mayor: The head of a city or town.
* Motor: An engine that produces movement.
* Professor: A teacher at a university.
* Senator: A member of a senate.
* Supervisor: Someone who manages a group of workers.
* Tractor: A vehicle used for pulling farm equipment.
Adjectives:
* Prior: Coming before in time or order.
* Interior: Relating to the inside of something.
* Superior: Better than average.
* Exterior: Relating to the outside of something.
* Junior: Lower in rank or position.
* Senior: Higher in rank or position.
Verbs:
* Adore: To love very much.
* Explore: To travel to or through an area.
* Ignore: To pay no attention to.
* Soar: To fly high in the air.
This is just a small sample, as many words end in "-or". Let me know if you would like examples of words with specific meanings or in a specific category.