A sphynx is a mythical creature with the body of a lion and the head of a person.
The sphynx is often thought of as mysterious and wise, like a puzzle to be solved.
Examples:
The sphynx guards the ancient treasure.
The sphynx is a strange creature.
The sphynx has a lion's body and a person's head.
The sphynx asked a riddle to everyone who wanted to pass.
The sphynx's riddle was so hard, no one could solve it.
The sphynx's eyes seem to follow you wherever you go.