pompous

/ˈpɒmpəs/adjective

Behaving in a grand, self-important way to seem more impressive than you are.

Example sentence

“The pompous official lectured us for ten minutes about his own achievements.”

Most often aimed at speech and manner: a pompous lecture full of grand words. The insult targets self-importance, not wealth.

Related words

pondA body of still water, natural or artificial, that is smaller than a lake.pollenThe fine, powder-like grains that flowers produce.ponderA stretch of time spent thinking deeply about something.polishedTo rub, clean, or grind a surface until it becomes smooth and shiny.porchA roofed structure at the entrance of a building, either built out from the wall or set into it as a small entry area.poiseA condition of steady balance or stability.