Francis Bacon's letters in 1679

A diver is an athlete who practices diving in the sense of jumping or falling deliberately into water.

divers is an adjective meaning "diverse, various" or "many and varied", in older English usage including:-

In the phrase divers hands.

A diver is a person who practices scuba diving or surface supplied diving.

A diver is the European name for a group of aquatic birds of the order Gaviiformes, in North America called loons.

Diver - British WWII armed forces code name for the German V1 flying bomb.^[1] (sometimes called Operation Diver without citation)

A diver is one of 2 New Zealand fish: New Zealand sand diver or Long-finned sand diver.

Diver is an Irish surname. (Uí Dhuibhir in Irish, perhaps derived from dubh = "black")

The Authorized Version of the Bible, including the phrase "divers diseases".