gulch Synonyms

flume small ravine interjacence headrace gully gullet gulf gorge glen gap fracture kloof notch opening linn gulley barranco creek bed cwm valley trench rift ravine pass fissure draw chasm channel cavity canyon canal break breach bed arroyo abyss cleft clove clough ditch dell defile crevice crevasse cranny crack couloir coulee col abysm