Crag

crag
    n 1: a steep rugged rock or cliff
    

Crag \Crag\ (kr[a^]g), n. [W. craig; akin to Gael. creag, Corn.
   karak, Armor. karrek.]
   1. A steep, rugged rock; a rough, broken cliff, or point of a
      rock, on a ledge.
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            From crag to crag the signal flew.    --Sir W.
                                                  Scott.
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   2. (Geol.) A partially compacted bed of gravel mixed with
      shells, of the Tertiary age.
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Crag \Crag\, n. [A form of craw: cf. D. kraag neck, collar, G.
   kragen. See {Craw}.]
   1. The neck or throat [Obs.]
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            And bear the crag so stiff and so state. --Spenser.
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   2. The neck piece or scrag of mutton. --Johnson.
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70 Moby Thesaurus words for "crag":
      aa, abyssal rock, basalt, bedrock, block lava, bluff, brash,
      breccia, cliff, cog, comb, conglomerate, druid stone, escarpment,
      face, fang, festooned pahoehoe, gneiss, granite, harrow,
      igneous rock, jag, lava, limestone, living rock, magma, mantlerock,
      metamorphic rock, monolith, pahoehoe, palisade, palisades, peak,
      pecten, pillow lava, porphyry, precipice, projection,
      pudding stone, rake, ratchet, regolith, rock, ropy lava, rubble,
      rubblestone, sandstone, sarsen, sawtooth, scar, scarp, schist,
      scoria, scree, sedimentary rock, shelly pahoehoe, snag, snaggle,
      spire, sprocket, spur, steep, steeple, stone, talus, tooth, tor,
      tufa, tuff, wall