when i ask what i dont know how do you expect me give in my contribution
The waterless flood symbolizes a dry flood. This is very important as the protagonist is sick and bored in the text.
A flood is when the water comes out of its normal path.
There are both. Usually, flooding is bad, however, some societies depend on their river flooding to nourish the land. A good example is the ancient Egyptians whose survival depended on the Nile...
No, a flash flood is a flood that's REALLY fast and causes a lot more damage.
It is from the Old English 'Flod', Germanic 'Flut' and Dutch 'Vloed' all meaning inundation.