The natural cycle of evaporation of water from the oceans etc, and subsequent condensation and precipitation as rain and snow

plural of water flea

Water that has come from a tap. / State of having water available from taps.

plural of water rat

A small rubber or latex balloon, filled with water and used as an informal weapon

(Scotland) The kelpie

(Australia, South Africa) The piped-water network (as opposed to well water).

plural of watering hole

Water that is suitable or intended for ingestion by humans.

To lose one's amniotic fluid a.k.a. water, usually during the last phases of pregnancy. / To rise up partially out of the water when swimming underwater.