Perspicacious (adjective)

Having keen perception and understanding; able to grasp things quickly and comprehend what is happening.

Origin:

Derived from the latin word 'perspicere' meaning 'to look through', perspicacious means having keen perception and understanding.

Examples:

1. He was a perspicacious businessman and always made the right decisions.
2. She was perspicacious and saw through his lies immediately.
3. He had a perspicacious mind and was able to solve complex problems quickly.
4. Her perspicacious comments showed her deep understanding of the issue at hand.
5. His perspicacious analysis impressed everyone in the room.