hifalutin vs grandiose

hifalutin and grandiose both are adjectives.

Word	Noun	Adjective	Verb	Adverb
hifalutin	No	Yes	No	No
grandiose	No	Yes	No	No

As adjectives, hifalutin and grandiose are synonyms defined as:

hifalutin and grandiose: affectedly genteel; to carry an air of affected importance; to be snobbish and haughty

Other synonyms of hifalutin include highfalutin, highfaluting, hoity-toity, la-di-da.

hifalutin (adjective)	grandiose (adjective)
affectedly genteel; to carry an air of affected importance; to be snobbish and haughty	impressive because of unnecessary largeness or grandeur; used to show disapproval
	affectedly genteel; to carry an air of affected importance; to be snobbish and haughty