A character who doesn't change, it is the opposite of a dynamic character.
A supporting character, a peripheral character, a foil, a one-dimensional, cardboard, flat character.
No, Athena is not a flat character. She actually is a round character.
Round character - a complicated hero; flat character - the hero's simple sidekick
A Round Character
a round character is a character in a story that changes his/her personality or actions as the story unfolds. a flat character is the opposite. (:
A flat character is uncomplicated and doesn't change during the course of the story. Vizzini is a flat character in the princess bride as his character doesn't change in story. *A car salesman who tries to bully people into buying a car.
It's not a good idea to have a flat character be a major character. You want your major characters to be well-rounded and have actual personalities instead of just being stereotypes.
a plat charactor
A character who may be described in a sentence or two is called a flat character. They are minor characters who do not need a lot of description.
Flat
the character is flat
A Flat Character