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mountain
Elevated landform characterized by steep slopes; it is usually part of a chain.
valley
Elongated depression shaped by a watercourse or glacier and bounded by the slopes of the surrounding land.
kettle
Cavity formed as a mass of melting ice detaches from the tongue of a receding glacier; some kettles fill with water to form a lake.
drumlin
Low hill sculpted by a moving glacier and formed of glacial drift; drumlins are usually found in parallel groupings.
forest
Vast expanse of land covered with trees.
hill
Moderately high landform whose slopes follow a gentle incline.
lake
Body of water completely surrounded by land; it varies in size and depth.
plateau
Vast expanse of relatively flat land, higher than the surrounding region and bounded by deep valleys with sheer cliffs.
mountain torrent
Watercourse flowing steeply with irregular flow; it is subject to violent floods when the snow melts.
mountain slope
Each of the mountain faces that reaches down into the valley.
ridge
Long narrow section at the highest point on a mountain.
peak
Mountain whose summit forms a cone or point.
cliff
Steep slope with no asperities.
spur
A lower mountain chain bordering a principal chain.
pass
Depression in a mountain landscape that creates a passage.
crest
Line intersecting two mountain slopes; a crest can run all the way into the valley.
perpetual snows
Accumulations of snow on the highest reaches of a mountain that never melt.
summit
The highest point on the mountain.