Answer:
Using words like this in stories can add real immersion with giving actions 'sound' and a real take on how something is one, example being if something is done with lack of force it would just 'thud', but if someone dropped something heavy with a lot of force it might be given the word 'WHAMP' to characterize a lot of force hitting the ground.
Step-by-step explanation:
These words are onomatopoeias, meaning they're words that give actions 'noise', but they aren't quite verbs. These are commonly used in comic books or in animated television shows.