Arm, Armlet, Bay, Belt, Bind, Bottleneck, Bound, Bounded, Box, Canal, Channel, Circumscribed, Close, Clutch, Complication, Conditioned, Confined, Confining, Constricted, Contingency, Copyrighted, Cove, Cramp, Cramped, Creek, Crisis, Crossroads, Crowded, Crunch, Danger, Defile, Demanding, Difficult, Dilemma, Disciplined, Embarrassment, Emergency, Estuary, Exacting, Exigency, Extremity, Finite, Fjord, Gulf, Gut, Hazard, Hinge, Hobble, Imbroglio, Inlet, Isthmus, Jam, Jeopardy, Limited, Limiting, Loch, Menace, Mess, Mix, Moderated, Morass, Mouth, Narrow, Narrows, Near, Neck, Pass, Patented, Peril, Perplexity, Pickle, Pinch, Plight, Predicament, Prescribed, Proscribed, Push, Quagmire, Qualified, Quicksand, Reach, Restricted, Restricting, Rigorous, Risk, Road, Roads, Rub, Scant, Scanty, Scrape, Slender, Slough, Sound, Spot, Squeeze, Stew, Swamp, Threat, Throat, Tight, Tightrope, Trouble, Turn, Turning