The present continuous tense of stop is:I am stopping.He/She/It is stopping.You/We/They are stopping.
Not necessarily
only if the stream is 'overflowing' then you can say that its overflowing if not then don't say its 'overflowing'
Continuous practice.
A hot spring that naturally shoots steam and boiling water is called a geyser.
Castle Geyser is a specific geyser located in Yellowstone National Park. It is a type of cone geyser, named for the cone structure that surrounds the vent where the water erupts.
A Conical Geyser (or cone)
The bucket was overflowing with water due to the tap. This is an example using Overflowing with.
non stop
Time does not stop; it is a constant and continuous progression that cannot be halted.
Castle Geyser
His dog is overflowing with love for him.