Stream is a related term of downpour.
In lang=en terms the difference between stream and downpour
is that
stream is to flow in a continuous or steady manner, like a liquid while
downpour is to pour down; rain heavily.
As nouns the difference between stream and downpour
is that
stream is a small river; a large creek; a body of moving water confined by banks while
downpour is a heavy rain.
As verbs the difference between stream and downpour
is that
stream is to flow in a continuous or steady manner, like a liquid while
downpour is to pour down; rain heavily.