ledge, cliff, promontory, reraise, rimrock, hummock, ridge, liar, hardball, bushwhack, ruse, deck, limper, berm, sidehill, palisade, fool, river, hill, escarpment, bluster, waterfall, beck, knoll, hillside, rockface, canyon, ravine, gulch, caving, parapet, flood plain, precipices, oxbow, bottomland, gambit, moraine, gamesmanship, floodplain, ploy, sand dune, saber rattling, creek, gamble, butte, swale, stonewall, headland, checkmate, boulders, coward, flop, backside, rapids, gunwale, gunnel, sandbar, hardpan, mesa, stubbornness, tableland, stoop, lake, dikes, lochan, embankment, retaining wall, slope, cajolery, psychological warfare, seracs, trestle bridge, revetment, eyrie, hypocrite, ditch, blandishments, crag, tinhorn, stilts, red herring, cypress tree, riprap, bully, gun emplacement, slough, snowfield, mount parnassus, prevaricator, rowboat, sophistry, acrophobic, whitecaps, subterfuge, hogback, levee, hardhead, loose cannon, coulee, fords, pilings, brinkmanship, bluffs, cliffs, mountain, headlands, outcropping, precipice, cape, hills, mountains, rampart, hillock, flattest, dune, groggy, undemonstrative, craggy, genial, gruff, ingratiating, jaunty, rougher, rounded, ungainly, blandest, blocky, blunt, blunter, boyish, brusque, cocky, flat

bluffer, double, four-flusher, precipitous, windy

affright, bank, deceit, deception, dissembling, dissimulation, feigning, fright, frighten, go, move, pretense, scare

bluff out, bold, direct, four flush, sheer, steep