Difference between Decorousness and Decorum

Decorousness

Part of speech: noun

Definition: The state or quality of being decorous.

Decorum

Part of speech: noun

Definition: Appropriate social behavior; proprietyA convention of social behavior

Example sentence: There's a difference between being a drag queen on TV where the masses can tune in and watch, and then at a nightclub where you have to be a certain age to get in. There's a different decorum. We're all trying to push boundaries, but also trying to stay in our lane.