crags, seracs, cliffs, escarpments, abysses, crevasses, massifs, cirques, rockface, plateaux, sastrugi, hummocks, knolls, descents, gritstone, rills, promontories, ravines, rimrock, ridges, slickrock, pinnacles, snowfield, ledges, chasms, spindrift, tarns, serac, nuptse, couloir, hogback, mountainsides, icefield, marmolada, spume, scree, mountains, gorges, palisades, outcroppings, switchback, earthwards, crescendoes, slopes, heathery, mount parnassus, stalactites, acrophobic, boulders, hills, moorlands, ascents, steeps, corrie, tussock, moonlike, talus, stratovolcano, pitons, deadfall, lightnings, gullies, tufa, waterfalls, valleys, crenellations, whitecap, mistiness, thickets, alpenglow, stalagmites, teton range, declivity, canyons, featherlike, spiderlike, splintery, timberline, hoarfrost, mesas, beeches, bramble bush, glens, seawards, staircases, headlands, eddying, battlement, stony, moonscapes, fiord, snowscape, hollows, buttes, schuss, dunes, cypresses, tableland, lassen peak, limber pine, cols, cornices, precipice, cliff, bluffs, declivities, defiles, crag, steep, acclivities, defile

clifflike, cliffy, precipitous