Highfaluting
Part of speech: adjective
Definition: Self-important, pompous; arrogant or egotistical.
Pretentious
Part of speech: adjective
Definition: Marked by an unwarranted claim to importance or distinctionOstentatious; intended to impress others
Example sentence: Stand-up comedy and comedy in general is the ultimate form of free speech, because you get to poke holes in all the pretentious bubbles politicians and pundits and popes and pretenders try to float over our heads.