The definition of grandiose is something that is grand or magnificent or something that is trying to be impressive but is much too large, making it seem pretentious or overdone.
Given to frivolity or silliness.
The definition of highfalutin is arrogant or pompous.
Marked by little or no ornamentation or decoration:
(Archaic) Characterized by pomp or stately display:
Find another word for puffed-up. In this page you can discover 8 synonyms, antonyms, idiomatic expressions, and related words for puffed-up, like: puffy, self-important, grandiose, pretentious, hoity-toity, highfalutin, plain and pompous.