A superathlete is a person who is extremely good at sports and has amazing physical abilities.
A superathlete is someone who is very strong, fast, and skilled at sports. People might think of them as heroes or as very impressive.
Examples:
The superathlete can run faster than anyone else.
I want to be a superathlete when I grow up.
The superathlete won the race easily.
The superathlete can jump over buildings!
The superathlete is so strong, they can lift a car with one hand.
I saw a superathlete on TV and they were amazing!