crags, couloir, talus, rockface, slickrock, rooty, escarpments, crevasses, corrie, serac, massif, sastrugi, snowfield, tussock, rill, precipices, switchback, gritstone, boulders, hogback, hummocks, brambles, seracs, stoney, nuptse, stony, cliffs, tarn, dolerite, metamorphic rock, crampon, glade, marmolada, plateaux, timberline, sidehill, claystone, bracken, knolls, slope, ledges, bivvy, scoria, crevice, coire, mountain, outwash, sandy, hardpan, veinlet, bunny slope, muskeg, cols, bramble bush, cirques, ridges, tufa, icefall, ferny, posthole, rockeries, treeline, spinifex, pitons, tarmacadam, koppie, briar, glissade, everest, rolly, descents, rock outcrop, alluvium, extrusive, alp, terrain, outcroppings, ingleborough, deadfall, corrugations, colluvium, norite, lapilli, meadow, promontories, mossy, munro, whin, cumulus cloud, gulley, hucks, graben, headlands, spindrift, gradient, creeping thyme, helvellyn, clayey, ruts, alpenglow, slippy, declivity, shingle, gravel, screes, rocks, ledge, rock, silt, flagstones, cobbles, outcropping, rubble, sands, bluffs, colluvial, dune, periglacial, fibrin, grass, sediment, drained, grassy, impermeable, littoral, loess, moraine, ore, rubbish, subaqueous, unconsolidated, whisker, aboveground

formation, geological formation, geology