swaggering vs imperious

swaggering and imperious both are adjectives.

Word	Noun	Adjective	Verb	Adverb
swaggering	No	Yes	No	No
imperious	No	Yes	No	No

As adjectives, swaggering and imperious are synonyms defined as:

swaggering and imperious: having or showing arrogant superiority to and disdain of those one views as unworthy

Other synonyms of swaggering include disdainful, haughty, lordly, overbearing, prideful, sniffy, supercilious.

swaggering (adjective)	imperious (adjective)
flamboyantly adventurous	having or showing arrogant superiority to and disdain of those one views as unworthy
having or showing arrogant superiority to and disdain of those one views as unworthy