20 examples of proper nouns
1. Romania
2. Amakusa-nada
3. Azerbaijan
4. Alboran Sea
5. Caspian Sea
6. Havana
7. Windhoek
8. Qatar
9. Ouagadougou
10. Wayne Rooney
11. Mount Everest
12. The President
13. Juan Aguilera
14. Usain Bolt
15. Greenland Sea
16. Lough Corrib
17. Malabo
18. Eastern Mediterranean
19. North Macedonia
20. Tripoli