nozzle vs spigot

nozzle

noun
  • A short tube, usually tapering, forming the vent of a hose or pipe. 

  • The nose of an animal; muzzle. 

  • The part of an earbud that accommodates eartips. 

  • A short outlet or inlet pipe projecting from the end or side of a hollow vessel, as a steam-engine cylinder or a steam boiler. 

spigot

noun
  • The plug of a faucet, tap or cock. 

  • A water tap: a faucet or sillcock. 

  • A pin or peg used to stop the vent in a cask. 

verb
  • To block with a spigot. 

  • To insert (a spigot). 

How often have the words nozzle and spigot occurred in a corpus of books? (source: Google Ngram Viewer )