pomposity
noun
- pompous demeanor, speech, or behavior
- a pompous gesture, habit, or act
Wiktionary
noun
Etymology: From Middle English pomposite (“solemnity”), from Latin pompōsitās. By surface analysis, pomp + -osity.
- The quality of being pompous; self-importance.
“With their super-formal tone and heavy use of jargon, legal documents are renowned for their pomposity.”