Synonyms: overblown, pompous, pontifical, portentous, grandiloquent
Definition: puffed up with vanity
Usage: a grandiloquent and boastful manner; overblown oratory; a pompous speech; pseudo-scientific gobbledygook and pontifical hooey- Newsweek
Similar words: pretentious
Definition: making claim to or creating an appearance of (often undeserved) importance or distinction
Usage: a pretentious country house; a pretentious fraud; a pretentious scholarly edition