This is the 410th most frequent Danish word.
vand
Water.
Here, "vand" is used as a noun to denote the substance water.
Jeg drikker et glas vand.
I am drinking a glass of water.
In this sentence, "vand" is also a noun, specifically referring to a body of water in its natural or geographical context.
Vi sejler på vandet mellem øerne.
We are sailing on the water between the islands.
Once again, "vand" is used as a noun, representing the necessary moisture for plants.