cliff precipicio; acantilado: sheer cliffs ^ He fell off a cliff.
precipice /ˈpresɪpɪs/ precipicio: His house stood on the edge of a precipice.
bluff risco: The bluff overlooked the river.
bank terraplén: a grassy/steep bank
scree /skriː/ pedregal [on a mountainside]: We could hear the rattle of loose scree.
crag peñasco, pared rocosa: a granite crag
craggy /ˈkrægi/ rocoso,-sa, escarpado,-da: craggy peaks ^ a craggy coastline
outcrop /ˈaʊtkrɒp/ (also outcropping /ˈaʊtkrɒpɪŋ/) afloramiento rocoso: We were sitting atop an outcrop, gazing at the distant hills.
rugged /ˈrʌgɪd/ accidentado,-da, escabroso,-sa, agreste: rugged terrain
escarpment /ɪˈskɑːpmənt/ escarpa [a steep slope]: The fort stood on the edge of an escarpment.
ridge cresta: The ridge seemed massive from the road.
crest cima (de la cresta): We were approaching the crest of the hill.
heath /hiːθ/ (also heathland /ˈhiːθlənd/) brezal: The largest heath in East Sussex is Ashdown Forest.
moor /mɔː, mʊə/; moorland /ˈmɔːlənd, ˈmʊələnd/ (also moorlands plural) páramo [similar to heath, but this kind of landscape looks more desolate]: The Brontë sisters lived in the Yorkshire moors.