The word "whizbang" can be used to describe something that is impressive or flashy. Some synonyms for this term include "awesome," "remarkable," "spectacular," "amazing," and "fantastic." Other suitable alternatives include "brilliant," "outstanding," "exceptional," "formidable," "dazzling," and "magnificent." When describing something or someone that stands out or is highly regarded, it is also possible to use words such as "notable," "renowned," "celebrated," "prestigious," or "accomplished." Overall, there are many options to choose from when trying to describe something as a "whizbang," and selecting the right word can help to convey the intended meaning effectively.