ūdens

In a sentence

• Dzert daudz ūdens ir veselīgi.

  Drinking a lot of water is healthy.

  Here, "ūdens" is used as a noun to indicate the substance water, specifically in the context of drinking.

• Šis ūdens ir ļoti auksts.

  This water is very cold.

  In this sentence, "ūdens" refers to a specific instance of water with the descriptive property of being cold.

• Mākslinieks gleznā attēloja ūdens plūsmu.

  The artist depicted the flow of water in the painting.

  Here, "ūdens" is part of a phrase describing the characteristic motion or flow associated with water.