Synonyms and related words :
Ferris wheel, avenue, bank, bevel, bezel, blowhole, brolly, carousel, cascade, cataract, channel, chimney, chute-the-chutes, chutes, collapse, comedown, country rock, crash, debacle, debouch, declension, declination, defluxion, deposit, descending, descension, descent, dike, door, down, downbend, downcome, downcurve, downfall, downflow, downgrade, downpour, downrush, downtrend, downturn, downward trend, drogue chute, drop, dropping, easy slope, eaves trough, egress, emunctory, escape, estuary, exhaust, exit, fall, falling, falls, fleam, floodgate, flume, flying horses, force, gangue, gentle slope, glacis, grade, gradient, gravitation, guide, gutter, hanging gardens, harness, helicline, hillside, inclination, incline, inclined plane, launching ramp, lode, lodestuff, loophole, matrix, merry-go-round, mineral deposit, opening, ore bed, out, outcome, outfall, outgate, outgo, outlet, pack, parachute, parachute jump, pay dirt, penstock, pentrough, pitch, plummeting, pore, port, pounce, ramp, rapid, rapids, riff, riffle, ripple, roller coaster, roundabout, runway, sally port, sault, scarp, seesaw, shaft, shelving beach, shoot, shroud lines, side, sky dive, slide, slope, sluice, spiracle, spout, steep slope, stiff climb, stock, stoop, swing, swoop, talus, tap, teeter-totter, trough, umbrella, vein, vent, ventage, venthole, vomitory, waterfall, way out, weir, whip, whirligig,