Originality means the quality of being new and different in a good way, not like anything else.
Originality is a very good thing. It means someone is creative and special.
Examples:
Her painting shows a lot of originality.
The originality of his ideas made him famous.
The originality of the story made it very interesting.
The originality of the cake made everyone want to try it.
The originality of the costume made it the best one at the party.
The originality of the song made it a hit.