crenation (noun)

1. As the rain poured down, the crenations on the edge of the vampire's cape gave it a sinister appearance, sending shivers down the spines of those who caught a glimpse.

2. The artist skillfully painted the delicate crenations along the edge of the flower petals, capturing the intricacies and beauty of nature.

3. During the Renaissance period, elaborate crenations were commonly found in the architectural designs of cathedrals and castles, adding a touch of elegance to the structures.

4. In the gothic novel, the protagonist stumbled upon an ancient book with intricate crenations on its leather cover, hinting at the dark secrets it held within.