The word "Cusco" refers to a specific place rather than a general English word. Let's break it down for new English learners:
Cusco (noun): A town located in the Andes mountains in southern Peru. It was the capital of the Inca Empire, which was a powerful civilization in South America before the arrival of Europeans.
In summary, "Cusco" is a proper noun that refers to a historical and cultural town in Peru, significant for its connection to the Inca Empire.