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| Narrower (hyponym) | aquifer, beach, cave, chain, chain of mountains, cliff, crater, delta, depression, diapir, drop, drop-off, elevation, folium, foreshore, fountain, groundwater level, ice mass, incline, lakefront, massif, mineral vein, monocline, mountain chain, mountain range, mouth, natural depression, natural elevation, natural spring, oceanfront, outflow, outpouring, range, range of mountains, relict, ridge, ridge, ridgeline, scree, shore, side, slope, spring, talus, vein, volcanic crater, wall, water level, water table |