0 in an extremely confident way that shows you think you are very important: --
He is swaggeringly confident.
And some swaggeringly make it plain that they wouldn't be anywhere else if they could.
He evidently did not realize the seriousness of his position and was rather swaggeringly proud of being the center of so much attention.
He swaggeringly revels in once again becoming the focus of international debate.
Eunice found herself in a nightmare when she became attracted to the swaggeringly confident Allen.
Swaggeringly dominant, awesomely powerful and quite probably the most destructive batsman the game has seen.