n.懸崖
【記】pre 前面,cip 落下,ice ---> 前面突然落下 ---> 懸崖
precipice n.懸崖=cliff=bluff【類】precipice:steepness=defile:narrowness斷崖很險峻=狹穀很狹窄【反】level ( adj.平坦的 )