fretfulness (noun)

1. In the comic book series, the villain's fretfulness made him a formidable opponent for the superhero.

2. According to Greek mythology, Hera's fretfulness towards Zeus's infidelity led her to seek vengeance against his lovers.

3. The main character's constant fretfulness about his powers in the anime series was a central theme of the show.

4. The suspenseful horror movie portrayed the protagonist's increasing fretfulness as she encountered supernatural entities.