spigot

spigot \SPIG-uht\, noun:

1. a small peg or plug for stopping the vent of a cask.
2. a peg or plug for stopping the passage of liquid in a faucet or cock.
3. a faucet or cock for controlling the flow of liquid from a pipe or the like.
4. the end of a pipe that enters the enlarged end of another pipe to form a joint.

The gray hut is five feet away, a raised window above the spigot of the hose.
-- Christopher Bram, Gods and Monsters, 1995

He worked his way around the trunk until he found a spigot. He turned it on and caught a little fluid in the palm of one hand. He sipped it.
-- Piers Anthony, Two to the Fifth, 2008

Spigot came to English in the late 14th century from the Latin spica meaning "ear of grain." It shares its root with the word spike.