Dry or dry up
People use both versions, so I'm confused. Are these words interchangeable? If not, please indicate mistakes below.
1. All is well for now until the sun has dried the river
Cry me one and that'll be the love I had to give her
-- ""Aquarium" by Stepa
2. A drought that has dried the river and the stream running through ThunderClan territory.
3. As we are also standing on the threshold, God has dried the river for us to be able to go across.
4. This process has dried up the river even during the ongoing monsoon season.
5. Increasing water demand has dried up the river for most of the year.