cliff, drop, drop-off
['bannister, banister, balustrade, balusters, handrail', 'clog, geta, patten, sabot', 'paddlewheel, paddle wheel', 'coho, cohoe, coho salmon, blue jack, silver salmon, Oncorhynchus kisutch', 'crayfish, crawfish, crawdad, crawdaddy', 'ice cream, icecream', 'trench coat']