1. in a way that uses high-sounding, pompous, or bombastic language; with grandiose speech or expression
Usage: formed from the adjective 'grandiloquent' plus the adverbial suffix '-ly'

Examples

• The politician spoke grandiloquently about his vision for the nation, using elaborate metaphors and sweeping gestures.
• She grandiloquently declared herself the greatest artist of her generation.
• He grandiloquently described his modest vacation as an 'epic odyssey of self-discovery.'
• The actor grandiloquently recited Shakespeare, emphasizing every syllable with theatrical flair.
• The CEO grandiloquently announced the company's new initiative as a 'revolutionary transformation of human potential.'
• They grandiloquently promised to change the world, though their actual plans were quite ordinary.