rareness (noun)

1. The rareness of antimatter in the sci-fi novel caused a race among the characters to obtain it.

2. The rareness of a solar eclipse during the Middle Ages made it a significant event in history.

3. The artist skillfully conveyed the rareness of a rainbow-colored diamond in their stunning painting.

4. In the anime series, the protagonist possesses a rareness in their abilities that sets them apart from other characters.