What is another word for wham-bam?
Pronunciation: [wˈambˈam] (IPA) 
Wham-bam is a phrase that's often used to describe something that's sudden, quick, and forceful. While it can be an effective way to convey a certain vibe or attitude, there are many synonyms that can be used to achieve a similar effect. Some examples of words that could be used instead of wham-bam include abrupt, sudden, brisk, explosive, swift, jarring, and vigorous. Other options might include powerful, impactful, intense, or even aggressive. Depending on the context and tone of the writing, there are many different ways to convey a sense of suddenness or forcefulness that might be more appropriate than using wham-bam.
