Okay kiddo, let me explain what samudaya means.
Imagine you have a bunch of toys. Each toy is different, right? One is a car toy, another is a doll toy, and so on. But if you put all these toys together in a box, they become a samudaya.
Similarly, in Buddhism, samudaya means the combination of causes and conditions that come together to create suffering. Think of it like many different things coming together to create a big problem.
For example, let's say you have a cold. You feel stuffy, tired, and have a headache. These different symptoms are different causes that come together to create your suffering from a cold. They are the samudaya of your cold.
In Buddhism, understanding the samudaya of our suffering is important because it helps us find a way to overcome it. So, by identifying all the causes and conditions that create our suffering, we can work on removing those causes and find a way to end our suffering.