overblown vs pompous

overblown and pompous both are adjectives.

Word	Noun	Adjective	Verb	Adverb
overblown	No	Yes	No	No
pompous	No	Yes	No	No

As adjectives, overblown and pompous are synonyms defined as:

Other synonyms of overblown include grandiloquent, pontifical, portentous.

overblown (adjective)	pompous (adjective)
past the stage of full bloom	characterized by pomp and ceremony and stately display
puffed up with vanity	puffed up with vanity