**Here are 10 examples of using the word «underworld» in English:**
1. In Greek mythology, the underworld was ruled by Hades, the god of the dead.
2. The ancient Egyptians believed in an afterlife and prepared for it by building tombs to protect their bodies in the underworld.
3. Some people believe that there is an underworld where souls go after death, but it is not proven.
4. The underworld is often depicted as a dark and mysterious place, full of dangers and challenges.
5. In Norse mythology, the underworld is called Hel, and it is ruled by the goddess Hela.
6. The underworld in Harry Potter books is a place where souls go after death, and it is inhabited by ghosts and other supernatural creatures.
7. The underworld can be seen as a metaphor for the unconscious mind, where hidden desires and fears reside.
8. In some cultures, the underworld is believed to be a place of punishment for those who have done evil in life.
9. The underworld is also known as the netherworld, the abyss, or the under-earth.
10. The underworld is a fascinating topic that has been explored in literature, mythology, and religion for centuries.