Grandiloquent (adjective)

Using fancy, elevated language in a way that is intended to impress but may also seem pompous or bombastic.

Origin:

The term 'grandiloquent' is derived from latin 'grandiloquus' which means 'lofty in speech, grand in words', from 'grandis' meaning 'large, grand' + 'loqui' meaning 'to speak'.

Examples:

1. The politician's speeches were often grandiloquent, filled with big words and grandiose ideas.
2. The poet's grandiloquent style made it difficult for many readers to understand the underlying message in his work.
3. The grandiloquent words of the preacher were meant to inspire his congregation, but many found them to be over-the-top and insincere.
4. Her grandiloquent descriptions of her travels in Europe impressed some but bored others.
5. The grandiloquent tone of the professor's lecture made it clear that he considered himself an expert in his field.