This name would be ideally suited to an e-commerce or retail brand.
The word "WannaParty" contains 10 characters and four syllables. Established brands using four syllable names include Airbnb, Coca-Cola and Panasonic.
Wannaparty.com is a .com domain. Dot com domains are the most prestigious top-level-domain in the world, famously used by websites like google.com. A .com is the first thing people think of when they think of a website.