monadnock      (geol.) a mountain rising above an eroded plain.
growen weathered granite.
levigate to rub to a fine powder; to smooth.
glacial meal rock ground to dust by a glacier.
corrade v.t. (of a moving agent) to erode a substrate, carrying particles along; v.i. to disintegrate due to corrasion.
detrition n. wearing away by rubbing.
einkanter a rock having one face formed by windblown sand.
glacial milk pale-silted glacial runoff.
dreikanter a rock having three faces formed by windblown sand.
talus rock fragments at the base of a cliff.
slickenside (geol.) a rock face polished by grinding against another.
congelifraction (geol.) the splitting of rock by frost. (n. congelifract.)
congeliturbation (geol.) the heaving and churning of soil by frost.
smeddum (Scot.) fine powder or flour; alertness or vigor.