Character refers to the qualities [characteristics or attributes] and traits that make up a person’s personality and behavior. These qualities include a person’s values, beliefs, and how they act towards others.
For example, someone who is kind, honest, and trustworthy can be said to have a good character.
Very Simple Definition:
Character is who you are and how you act. For example, someone who steals from others and who lacks responsibility can be said to have a bad character.