penstock /penˈstok/

1. A sluice
2. (in a hydroelectric or other plant) a valve-controlled water conduit

• pantomimists
• panton
• Pantone
• pantons
• panton-shoe
• panton-shoes
• pantophagies
• pantophagist
• pantophagists
• pantophagous
• pantophagy
• pantophobia
• pantophobias
• pantopragmatic
• pantopragmatics
• pantos
• pantoscope
• pantoscopes
• pantoscopic
• pantothenic
• pantothenol
• pantoufle
• pantoufles
• pantoum
• pantoums