Water lenses are formed when light passes through a curved surface of water.

The water cores were collected for analysis.

Water ribbons are commonly found in Australian wetlands.

The rivers and waters of this region are known for their beauty.

The river waters were crystal clear.

Hunza water is known for its purity and health benefits.

Sapele water is a popular drink in Nigeria.

I saw water-leeches swimming in the pond.

I saw a water-leech swimming in the river.

Water toxemia can occur when a person drinks excessive amounts of water in a short period of time.