Whizzbang is a slang term used to describe something that is flashy, exciting, and innovative. It's often used to refer to a new gadget, technology, or idea that is considered cutting-edge or advanced. Some synonyms for whizzbang include "innovative," "state-of-the-art," "groundbreaking," "cutting-edge," "futuristic," "revolutionary," "advanced," "high-tech," and "modern." These words can be used to describe anything that is new, different, or exciting, from a new smartphone to a breakthrough medical treatment. So if you're looking for a way to describe something that's impressive and exciting, consider using one of these synonyms for whizzbang.