Nonchalant is kinda like where you act casual
Hello there.
The reason a character thinks, feels, or acts a specific way is called character motivation.
Character motivation is the reason behind a character's behaviors and actions in a given scene or throughout a story.
Hope this helps.
A linking verb is a verb that describes the subject by connecting it to a predicate adjective or predicate noun
I think that it would be “a hot wood stove heats an entire room with warm air,” hope this is helpful .