Water in a gaseous state, especially when diffused in the atmosphere. / Steam.

Any of the birds, such as ducks, geese and swans, that spend most of their non-flying time on water; especially those of the family Anatidae.

(idiomatic) To withstand scrutiny or criticism; to be valid.

In the International System of Units, the derived unit of power; the power of a system in which one joule of energy is transferred per second. Symbol: W

A large ungulate, widely used as a domestic animal in Asia, South America. North Africa and Europe: Bubalus bubalis. / (US, colloquial) A water tank mounted on a trailer to be towed by a motor vehicle.

A portable or wearable timepiece. / The act of guarding and observing someone or something. / A particular time period when guarding is kept.

(transitive, intransitive) To look at, see, or view for a period of time. / (transitive) To observe over a period of time; to notice or pay attention. / (transitive) To mind, attend, or guard.

(nautical) The practice of having two alternate watches aboard a ship or vessel.

(euphemistic) To urinate. / (nautical) To admit water; to leak.

(chemistry) Water in its standard form of H₂O, containing two protium hydrogen atoms, as opposed to heavy water.