The term FANCY PARTY SITE can be summarized as a YACHT, which is a five-letter word. A YACHT is a large, luxurious boat that is often used for recreational activities such as parties and events. It is usually owned by wealthy individuals or companies and can be used for a variety of purposes, including leisure, business, and entertainment. Yachts are typically equipped with amenities such as cabins, decks, and other features that make them suitable for hosting fancy parties.