eschaton (noun)

1. Why did the Doomsday prepper throw a party on eschaton? Because it was the end of the world as they knew it!

2. The apocalyptic fashion trend gained popularity after the release of movies like 'The Eschaton Chronicles.'

3. With the impending eschaton, they declared their love for each other, vowing to be together in this life and the next.

4. In the science fiction novel, the protagonist discovers a secret portal to the eschaton, leading to a gripping adventure.