cleuch >> /kluːk/
Definition: [noun] A narrow valley; a cleft in a hillside; a ravine, glen, or gorge.
Definition: [noun] A sluice used in returning water to a channel after depositing its sediment on the flooded land.
Definition: [noun] A cliff; a rocky precipice.
Definition: [noun] The cleft or fork of a tree; crotch.
Definition: [noun] A wood; weald.