penstock /penˈstok/

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

• Star of David
• Star of Davids
• star-of-the-earth
• starosta
• starostas
• starosty
• star-pav'd
• star-proof
• starr
• star-read
• star-reads
• starred
• starr grass
• starrier
• starriest
• squireens
• squirehood
• squirehoods
• squirelike
• squireling
• squirelings
• squirely
• squire of dames
• squires
• squireship